251017736

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{12157}}^1$

素因数の和:12281

約数の個数: 32

約数和(自身を含む): 492399000

約数和(自身を除く): 241381264

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 2581, 5162, 10324, 12157, 20648, 24314, 48628, 97256, 352553, 705106, 1081973, 1410212, 2163946, 2820424, 4327892, 8655784, 31377217, 62754434, 125508868, 251017736]

約数ペア:

[(1, 251017736), (2, 125508868), (4, 62754434), (8, 31377217), (29, 8655784), (58, 4327892), (89, 2820424), (116, 2163946), (178, 1410212), (232, 1081973), (356, 705106), (712, 352553), (2581, 97256), (5162, 48628), (10324, 24314), (12157, 20648)]