420920946

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:564

約数の個数: 72

約数和(自身を含む): 970233264

約数和(自身を除く): 549312318

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 211, 307, 342, 361, 422, 614, 633, 722, 921, 1083, 1266, 1842, 1899, 2166, 2763, 3249, 3798, 4009, 5526, 5833, 6498, 8018, 11666, 12027, 17499, 24054, 34998, 36081, 52497, 64777, 72162, 76171, 104994, 110827, 129554, 152342, 194331, 221654, 228513, 332481, 388662, 457026, 582993, 664962, 685539, 997443, 1165986, 1230763, 1371078, 1994886, 2461526, 3692289, 7384578, 11076867, 22153734, 23384497, 46768994, 70153491, 140306982, 210460473, 420920946]

約数ペア:

[(1, 420920946), (2, 210460473), (3, 140306982), (6, 70153491), (9, 46768994), (18, 23384497), (19, 22153734), (38, 11076867), (57, 7384578), (114, 3692289), (171, 2461526), (211, 1994886), (307, 1371078), (342, 1230763), (361, 1165986), (422, 997443), (614, 685539), (633, 664962), (722, 582993), (921, 457026), (1083, 388662), (1266, 332481), (1842, 228513), (1899, 221654), (2166, 194331), (2763, 152342), (3249, 129554), (3798, 110827), (4009, 104994), (5526, 76171), (5833, 72162), (6498, 64777), (8018, 52497), (11666, 36081), (12027, 34998), (17499, 24054)]