31390216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1246

約数の個数: 64

約数和(自身を含む): 72213120

約数和(自身を除く): 40822904

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 1012, 1144, 1193, 1196, 2024, 2386, 2392, 3289, 4772, 6578, 9544, 13123, 13156, 15509, 26246, 26312, 27439, 31018, 52492, 54878, 62036, 104984, 109756, 124072, 170599, 219512, 301829, 341198, 356707, 603658, 682396, 713414, 1207316, 1364792, 1426828, 2414632, 2853656, 3923777, 7847554, 15695108, 31390216]

約数ペア:

[(1, 31390216), (2, 15695108), (4, 7847554), (8, 3923777), (11, 2853656), (13, 2414632), (22, 1426828), (23, 1364792), (26, 1207316), (44, 713414), (46, 682396), (52, 603658), (88, 356707), (92, 341198), (104, 301829), (143, 219512), (184, 170599), (253, 124072), (286, 109756), (299, 104984), (506, 62036), (572, 54878), (598, 52492), (1012, 31018), (1144, 27439), (1193, 26312), (1196, 26246), (2024, 15509), (2386, 13156), (2392, 13123), (3289, 9544), (4772, 6578)]