646038171

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2593}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 1035939840

約数和(自身を除く): 389901669

約数列:

[1, 3, 9, 19, 31, 47, 57, 93, 141, 171, 279, 423, 589, 893, 1457, 1767, 2593, 2679, 4371, 5301, 7779, 8037, 13113, 23337, 27683, 49267, 80383, 83049, 121871, 147801, 241149, 249147, 365613, 443403, 723447, 1096839, 1527277, 2315549, 3778001, 4581831, 6946647, 11334003, 13745493, 20839941, 34002009, 71782019, 215346057, 646038171]

約数ペア:

[(1, 646038171), (3, 215346057), (9, 71782019), (19, 34002009), (31, 20839941), (47, 13745493), (57, 11334003), (93, 6946647), (141, 4581831), (171, 3778001), (279, 2315549), (423, 1527277), (589, 1096839), (893, 723447), (1457, 443403), (1767, 365613), (2593, 249147), (2679, 241149), (4371, 147801), (5301, 121871), (7779, 83049), (8037, 80383), (13113, 49267), (23337, 27683)]