72147218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 144789120

約数和(自身を除く): 72641902

約数列:

[1, 2, 11, 13, 17, 19, 22, 26, 34, 38, 71, 121, 142, 143, 187, 209, 221, 242, 247, 286, 323, 374, 418, 442, 494, 646, 781, 923, 1207, 1349, 1562, 1573, 1846, 2057, 2299, 2414, 2431, 2698, 2717, 3146, 3553, 4114, 4199, 4598, 4862, 5434, 7106, 8398, 8591, 10153, 13277, 14839, 15691, 17182, 17537, 20306, 22933, 26554, 26741, 29678, 29887, 31382, 35074, 39083, 45866, 46189, 53482, 59774, 78166, 92378, 111683, 146047, 163229, 172601, 192907, 223366, 252263, 292094, 298129, 326458, 345202, 385814, 504526, 508079, 596258, 1016158, 1898611, 2121977, 2774893, 3279419, 3797222, 4243954, 5549786, 6558838, 36073609, 72147218]

約数ペア:

[(1, 72147218), (2, 36073609), (11, 6558838), (13, 5549786), (17, 4243954), (19, 3797222), (22, 3279419), (26, 2774893), (34, 2121977), (38, 1898611), (71, 1016158), (121, 596258), (142, 508079), (143, 504526), (187, 385814), (209, 345202), (221, 326458), (242, 298129), (247, 292094), (286, 252263), (323, 223366), (374, 192907), (418, 172601), (442, 163229), (494, 146047), (646, 111683), (781, 92378), (923, 78166), (1207, 59774), (1349, 53482), (1562, 46189), (1573, 45866), (1846, 39083), (2057, 35074), (2299, 31382), (2414, 29887), (2431, 29678), (2698, 26741), (2717, 26554), (3146, 22933), (3553, 20306), (4114, 17537), (4199, 17182), (4598, 15691), (4862, 14839), (5434, 13277), (7106, 10153), (8398, 8591)]