123202378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 206994816

約数和(自身を除く): 83792438

約数列:

[1, 2, 13, 26, 37, 74, 83, 166, 481, 962, 1079, 1543, 2158, 3071, 3086, 6142, 20059, 39923, 40118, 57091, 79846, 114182, 128069, 256138, 742183, 1484366, 1664897, 3329794, 4738553, 9477106, 61601189, 123202378]

約数ペア:

[(1, 123202378), (2, 61601189), (13, 9477106), (26, 4738553), (37, 3329794), (74, 1664897), (83, 1484366), (166, 742183), (481, 256138), (962, 128069), (1079, 114182), (1543, 79846), (2158, 57091), (3071, 40118), (3086, 39923), (6142, 20059)]