1689211312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{907}}^1\times {\mathrm{2707}}^1$

素因数の和:3665

約数の個数: 40

約数和(自身を含む): 3353890496

約数和(自身を除く): 1664679184

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 907, 1814, 2707, 3628, 5414, 7256, 10828, 14512, 21656, 39001, 43312, 78002, 116401, 156004, 232802, 312008, 465604, 624016, 931208, 1862416, 2455249, 4910498, 9820996, 19641992, 39283984, 105575707, 211151414, 422302828, 844605656, 1689211312]

約数ペア:

[(1, 1689211312), (2, 844605656), (4, 422302828), (8, 211151414), (16, 105575707), (43, 39283984), (86, 19641992), (172, 9820996), (344, 4910498), (688, 2455249), (907, 1862416), (1814, 931208), (2707, 624016), (3628, 465604), (5414, 312008), (7256, 232802), (10828, 156004), (14512, 116401), (21656, 78002), (39001, 43312)]