131487486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 317708160

約数和(自身を除く): 186220674

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 289, 307, 323, 442, 494, 578, 614, 646, 663, 741, 867, 921, 969, 1326, 1482, 1734, 1842, 1938, 3757, 3991, 4199, 5219, 5491, 5833, 7514, 7982, 8398, 10438, 10982, 11271, 11666, 11973, 12597, 15657, 16473, 17499, 22542, 23946, 25194, 31314, 32946, 34998, 67847, 71383, 75829, 88723, 99161, 135694, 142766, 151658, 177446, 198322, 203541, 214149, 227487, 266169, 297483, 407082, 428298, 454974, 532338, 594966, 1153399, 1289093, 1685737, 2306798, 2578186, 3371474, 3460197, 3867279, 5057211, 6920394, 7734558, 10114422, 21914581, 43829162, 65743743, 131487486]

約数ペア:

[(1, 131487486), (2, 65743743), (3, 43829162), (6, 21914581), (13, 10114422), (17, 7734558), (19, 6920394), (26, 5057211), (34, 3867279), (38, 3460197), (39, 3371474), (51, 2578186), (57, 2306798), (78, 1685737), (102, 1289093), (114, 1153399), (221, 594966), (247, 532338), (289, 454974), (307, 428298), (323, 407082), (442, 297483), (494, 266169), (578, 227487), (614, 214149), (646, 203541), (663, 198322), (741, 177446), (867, 151658), (921, 142766), (969, 135694), (1326, 99161), (1482, 88723), (1734, 75829), (1842, 71383), (1938, 67847), (3757, 34998), (3991, 32946), (4199, 31314), (5219, 25194), (5491, 23946), (5833, 22542), (7514, 17499), (7982, 16473), (8398, 15657), (10438, 12597), (10982, 11973), (11271, 11666)]