2152818

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 40

約数和(自身を含む): 4909212

約数和(自身を除く): 2756394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 137, 162, 194, 274, 291, 411, 582, 822, 873, 1233, 1746, 2466, 2619, 3699, 5238, 7398, 7857, 11097, 13289, 15714, 22194, 26578, 39867, 79734, 119601, 239202, 358803, 717606, 1076409, 2152818]

約数ペア:

[(1, 2152818), (2, 1076409), (3, 717606), (6, 358803), (9, 239202), (18, 119601), (27, 79734), (54, 39867), (81, 26578), (97, 22194), (137, 15714), (162, 13289), (194, 11097), (274, 7857), (291, 7398), (411, 5238), (582, 3699), (822, 2619), (873, 2466), (1233, 1746)]