257214192

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{172859}}^1$

素因数の和:172901

約数の個数: 40

約数和(自身を含む): 685908480

約数和(自身を除く): 428694288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 172859, 345718, 518577, 691436, 1037154, 1382872, 2074308, 2765744, 4148616, 5358629, 8297232, 10717258, 16075887, 21434516, 32151774, 42869032, 64303548, 85738064, 128607096, 257214192]

約数ペア:

[(1, 257214192), (2, 128607096), (3, 85738064), (4, 64303548), (6, 42869032), (8, 32151774), (12, 21434516), (16, 16075887), (24, 10717258), (31, 8297232), (48, 5358629), (62, 4148616), (93, 2765744), (124, 2074308), (186, 1382872), (248, 1037154), (372, 691436), (496, 518577), (744, 345718), (1488, 172859)]