131398172

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 246758400

約数和(自身を除く): 115360228

約数列:

[1, 2, 4, 23, 46, 79, 92, 101, 158, 179, 202, 316, 358, 404, 716, 1817, 2323, 3634, 4117, 4646, 7268, 7979, 8234, 9292, 14141, 15958, 16468, 18079, 28282, 31916, 36158, 56564, 72316, 183517, 325243, 367034, 415817, 650486, 734068, 831634, 1300972, 1428241, 1663268, 2856482, 5712964, 32849543, 65699086, 131398172]

約数ペア:

[(1, 131398172), (2, 65699086), (4, 32849543), (23, 5712964), (46, 2856482), (79, 1663268), (92, 1428241), (101, 1300972), (158, 831634), (179, 734068), (202, 650486), (316, 415817), (358, 367034), (404, 325243), (716, 183517), (1817, 72316), (2323, 56564), (3634, 36158), (4117, 31916), (4646, 28282), (7268, 18079), (7979, 16468), (8234, 15958), (9292, 14141)]