1640982343

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{30931}}^1$

素因数の和:31015

約数の個数: 32

約数和(自身を含む): 2244920832

約数和(自身を除く): 603938489

約数列:

[1, 7, 11, 13, 53, 77, 91, 143, 371, 583, 689, 1001, 4081, 4823, 7579, 30931, 53053, 216517, 340241, 402103, 1639343, 2381687, 2814721, 4423133, 11475401, 18032773, 21311459, 30961931, 126229411, 149180213, 234426049, 1640982343]

約数ペア:

[(1, 1640982343), (7, 234426049), (11, 149180213), (13, 126229411), (53, 30961931), (77, 21311459), (91, 18032773), (143, 11475401), (371, 4423133), (583, 2814721), (689, 2381687), (1001, 1639343), (4081, 402103), (4823, 340241), (7579, 216517), (30931, 53053)]