31898889267

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{20129}}^1$

素因数の和:20372

約数の個数: 64

約数和(自身を含む): 53985761280

約数和(自身を除く): 22086872013

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 193, 357, 391, 483, 579, 1173, 1351, 2737, 3281, 4053, 4439, 8211, 9843, 13317, 20129, 22967, 31073, 60387, 68901, 75463, 93219, 140903, 226389, 342193, 422709, 462967, 528241, 1026579, 1388901, 1584723, 2395351, 3240769, 3884897, 7186053, 7870439, 9722307, 11654691, 23611317, 27194279, 55093073, 66043249, 81582837, 89352631, 165279219, 198129747, 268057893, 462302743, 625468417, 1386908229, 1518994727, 1876405251, 4556984181, 10632963089, 31898889267]

約数ペア:

[(1, 31898889267), (3, 10632963089), (7, 4556984181), (17, 1876405251), (21, 1518994727), (23, 1386908229), (51, 625468417), (69, 462302743), (119, 268057893), (161, 198129747), (193, 165279219), (357, 89352631), (391, 81582837), (483, 66043249), (579, 55093073), (1173, 27194279), (1351, 23611317), (2737, 11654691), (3281, 9722307), (4053, 7870439), (4439, 7186053), (8211, 3884897), (9843, 3240769), (13317, 2395351), (20129, 1584723), (22967, 1388901), (31073, 1026579), (60387, 528241), (68901, 462967), (75463, 422709), (93219, 342193), (140903, 226389)]