28159664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3659}}^1$

素因数の和:3717

約数の個数: 40

約数和(自身を含む): 60360720

約数和(自身を除く): 32201056

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3659, 3848, 7318, 7696, 14636, 29272, 47567, 58544, 95134, 135383, 190268, 270766, 380536, 541532, 761072, 1083064, 1759979, 2166128, 3519958, 7039916, 14079832, 28159664]

約数ペア:

[(1, 28159664), (2, 14079832), (4, 7039916), (8, 3519958), (13, 2166128), (16, 1759979), (26, 1083064), (37, 761072), (52, 541532), (74, 380536), (104, 270766), (148, 190268), (208, 135383), (296, 95134), (481, 58544), (592, 47567), (962, 29272), (1924, 14636), (3659, 7696), (3848, 7318)]