181639354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 330624000

約数和(自身を除く): 148984646

約数列:

[1, 2, 13, 19, 26, 29, 31, 38, 58, 62, 247, 377, 403, 409, 494, 551, 589, 754, 806, 818, 899, 1102, 1178, 1798, 5317, 7163, 7657, 7771, 10634, 11687, 11861, 12679, 14326, 15314, 15542, 17081, 23374, 23722, 25358, 34162, 101023, 154193, 164827, 202046, 222053, 225359, 240901, 308386, 329654, 367691, 444106, 450718, 481802, 735382, 2929667, 3131713, 4779983, 5859334, 6263426, 6986129, 9559966, 13972258, 90819677, 181639354]

約数ペア:

[(1, 181639354), (2, 90819677), (13, 13972258), (19, 9559966), (26, 6986129), (29, 6263426), (31, 5859334), (38, 4779983), (58, 3131713), (62, 2929667), (247, 735382), (377, 481802), (403, 450718), (409, 444106), (494, 367691), (551, 329654), (589, 308386), (754, 240901), (806, 225359), (818, 222053), (899, 202046), (1102, 164827), (1178, 154193), (1798, 101023), (5317, 34162), (7163, 25358), (7657, 23722), (7771, 23374), (10634, 17081), (11687, 15542), (11861, 15314), (12679, 14326)]