28305261257

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{92381}}^1$

素因数の和:92458

約数の個数: 36

約数和(自身を含む): 36618192396

約数和(自身を除く): 8312931139

約数列:

[1, 7, 13, 37, 49, 91, 169, 259, 481, 637, 1183, 1813, 3367, 6253, 8281, 23569, 43771, 92381, 306397, 646667, 1200953, 3418097, 4526669, 8406671, 15612389, 23926679, 44435261, 58846697, 109286723, 167486753, 311046827, 577658393, 765007061, 2177327789, 4043608751, 28305261257]

約数ペア:

[(1, 28305261257), (7, 4043608751), (13, 2177327789), (37, 765007061), (49, 577658393), (91, 311046827), (169, 167486753), (259, 109286723), (481, 58846697), (637, 44435261), (1183, 23926679), (1813, 15612389), (3367, 8406671), (6253, 4526669), (8281, 3418097), (23569, 1200953), (43771, 646667), (92381, 306397)]