66398696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 154291200

約数和(自身を除く): 87892504

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 223, 364, 409, 446, 728, 818, 892, 1561, 1636, 1784, 2863, 2899, 3122, 3272, 5317, 5726, 5798, 6244, 10634, 11452, 11596, 12488, 20293, 21268, 22904, 23192, 37219, 40586, 42536, 74438, 81172, 91207, 148876, 162344, 182414, 297752, 364828, 638449, 729656, 1185691, 1276898, 2371382, 2553796, 4742764, 5107592, 8299837, 9485528, 16599674, 33199348, 66398696]

約数ペア:

[(1, 66398696), (2, 33199348), (4, 16599674), (7, 9485528), (8, 8299837), (13, 5107592), (14, 4742764), (26, 2553796), (28, 2371382), (52, 1276898), (56, 1185691), (91, 729656), (104, 638449), (182, 364828), (223, 297752), (364, 182414), (409, 162344), (446, 148876), (728, 91207), (818, 81172), (892, 74438), (1561, 42536), (1636, 40586), (1784, 37219), (2863, 23192), (2899, 22904), (3122, 21268), (3272, 20293), (5317, 12488), (5726, 11596), (5798, 11452), (6244, 10634)]