219976713

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 360522240

約数和(自身を除く): 140545527

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 229, 279, 313, 341, 687, 939, 1023, 2061, 2519, 2817, 3069, 3443, 7099, 7557, 9703, 10329, 21297, 22671, 29109, 30987, 63891, 71677, 78089, 87327, 106733, 215031, 234267, 320199, 645093, 702801, 788447, 960597, 2221987, 2365341, 6665961, 7096023, 19997883, 24441857, 73325571, 219976713]

約数ペア:

[(1, 219976713), (3, 73325571), (9, 24441857), (11, 19997883), (31, 7096023), (33, 6665961), (93, 2365341), (99, 2221987), (229, 960597), (279, 788447), (313, 702801), (341, 645093), (687, 320199), (939, 234267), (1023, 215031), (2061, 106733), (2519, 87327), (2817, 78089), (3069, 71677), (3443, 63891), (7099, 30987), (7557, 29109), (9703, 22671), (10329, 21297)]