1297664

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 2679684

約数和(自身を除く): 1382020

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 137, 148, 256, 274, 296, 548, 592, 1096, 1184, 2192, 2368, 4384, 4736, 5069, 8768, 9472, 10138, 17536, 20276, 35072, 40552, 81104, 162208, 324416, 648832, 1297664]

約数ペア:

[(1, 1297664), (2, 648832), (4, 324416), (8, 162208), (16, 81104), (32, 40552), (37, 35072), (64, 20276), (74, 17536), (128, 10138), (137, 9472), (148, 8768), (256, 5069), (274, 4736), (296, 4384), (548, 2368), (592, 2192), (1096, 1184)]