31715908

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 66326400

約数和(自身を除く): 34610492

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 139, 203, 278, 281, 406, 556, 562, 812, 973, 1124, 1946, 1967, 3892, 3934, 4031, 7868, 8062, 8149, 16124, 16298, 28217, 32596, 39059, 56434, 57043, 78118, 112868, 114086, 156236, 228172, 273413, 546826, 1093652, 1132711, 2265422, 4530844, 7928977, 15857954, 31715908]

約数ペア:

[(1, 31715908), (2, 15857954), (4, 7928977), (7, 4530844), (14, 2265422), (28, 1132711), (29, 1093652), (58, 546826), (116, 273413), (139, 228172), (203, 156236), (278, 114086), (281, 112868), (406, 78118), (556, 57043), (562, 56434), (812, 39059), (973, 32596), (1124, 28217), (1946, 16298), (1967, 16124), (3892, 8149), (3934, 8062), (4031, 7868)]