71211867

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 104202240

約数和(自身を除く): 32990373

約数列:

[1, 3, 19, 31, 57, 93, 191, 211, 573, 589, 633, 1767, 3629, 4009, 5921, 6541, 10887, 12027, 17763, 19623, 40301, 112499, 120903, 124279, 337497, 372837, 765719, 1249331, 2297157, 3747993, 23737289, 71211867]

約数ペア:

[(1, 71211867), (3, 23737289), (19, 3747993), (31, 2297157), (57, 1249331), (93, 765719), (191, 372837), (211, 337497), (573, 124279), (589, 120903), (633, 112499), (1767, 40301), (3629, 19623), (4009, 17763), (5921, 12027), (6541, 10887)]