397331488

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{919}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 799848000

約数和(自身を除く): 402516512

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 229, 236, 458, 472, 916, 919, 944, 1832, 1838, 1888, 3664, 3676, 7328, 7352, 13511, 14704, 27022, 29408, 54044, 54221, 108088, 108442, 210451, 216176, 216884, 420902, 432352, 433768, 841804, 867536, 1683608, 1735072, 3367216, 6734432, 12416609, 24833218, 49666436, 99332872, 198665744, 397331488]

約数ペア:

[(1, 397331488), (2, 198665744), (4, 99332872), (8, 49666436), (16, 24833218), (32, 12416609), (59, 6734432), (118, 3367216), (229, 1735072), (236, 1683608), (458, 867536), (472, 841804), (916, 433768), (919, 432352), (944, 420902), (1832, 216884), (1838, 216176), (1888, 210451), (3664, 108442), (3676, 108088), (7328, 54221), (7352, 54044), (13511, 29408), (14704, 27022)]