26499928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 61992000

約数和(自身を除く): 35492072

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 89, 91, 104, 178, 182, 356, 364, 409, 623, 712, 728, 818, 1157, 1246, 1636, 2314, 2492, 2863, 3272, 4628, 4984, 5317, 5726, 8099, 9256, 10634, 11452, 16198, 21268, 22904, 32396, 36401, 37219, 42536, 64792, 72802, 74438, 145604, 148876, 254807, 291208, 297752, 473213, 509614, 946426, 1019228, 1892852, 2038456, 3312491, 3785704, 6624982, 13249964, 26499928]

約数ペア:

[(1, 26499928), (2, 13249964), (4, 6624982), (7, 3785704), (8, 3312491), (13, 2038456), (14, 1892852), (26, 1019228), (28, 946426), (52, 509614), (56, 473213), (89, 297752), (91, 291208), (104, 254807), (178, 148876), (182, 145604), (356, 74438), (364, 72802), (409, 64792), (623, 42536), (712, 37219), (728, 36401), (818, 32396), (1157, 22904), (1246, 21268), (1636, 16198), (2314, 11452), (2492, 10634), (2863, 9256), (3272, 8099), (4628, 5726), (4984, 5317)]