1290848182

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 2499517440

約数和(自身を除く): 1208669258

約数列:

[1, 2, 13, 17, 19, 23, 26, 34, 38, 41, 46, 82, 163, 221, 247, 299, 323, 326, 391, 437, 442, 494, 533, 598, 646, 697, 779, 782, 874, 943, 1066, 1394, 1558, 1886, 2119, 2771, 3097, 3749, 4199, 4238, 5083, 5542, 5681, 6194, 6683, 7429, 7498, 8398, 9061, 10127, 10166, 11362, 12259, 13243, 13366, 14858, 16031, 17917, 18122, 20254, 24518, 26486, 32062, 35834, 36023, 40261, 48737, 52649, 63733, 71231, 72046, 80522, 86879, 96577, 97474, 105298, 113611, 126977, 127466, 142462, 153709, 172159, 173758, 193154, 208403, 227222, 232921, 253954, 304589, 307418, 344318, 416806, 465842, 609178, 684437, 828529, 926003, 1210927, 1368874, 1476943, 1650701, 1657058, 1852006, 1998217, 2158609, 2421854, 2613053, 2920471, 2953886, 3301402, 3959657, 3996434, 4317218, 5226106, 5840942, 7919314, 15742051, 28061917, 31484102, 33969689, 37966123, 49648007, 56123834, 67939378, 75932246, 99296014, 645424091, 1290848182]

約数ペア:

[(1, 1290848182), (2, 645424091), (13, 99296014), (17, 75932246), (19, 67939378), (23, 56123834), (26, 49648007), (34, 37966123), (38, 33969689), (41, 31484102), (46, 28061917), (82, 15742051), (163, 7919314), (221, 5840942), (247, 5226106), (299, 4317218), (323, 3996434), (326, 3959657), (391, 3301402), (437, 2953886), (442, 2920471), (494, 2613053), (533, 2421854), (598, 2158609), (646, 1998217), (697, 1852006), (779, 1657058), (782, 1650701), (874, 1476943), (943, 1368874), (1066, 1210927), (1394, 926003), (1558, 828529), (1886, 684437), (2119, 609178), (2771, 465842), (3097, 416806), (3749, 344318), (4199, 307418), (4238, 304589), (5083, 253954), (5542, 232921), (5681, 227222), (6194, 208403), (6683, 193154), (7429, 173758), (7498, 172159), (8398, 153709), (9061, 142462), (10127, 127466), (10166, 126977), (11362, 113611), (12259, 105298), (13243, 97474), (13366, 96577), (14858, 86879), (16031, 80522), (17917, 72046), (18122, 71231), (20254, 63733), (24518, 52649), (26486, 48737), (32062, 40261), (35834, 36023)]