256488364636

素因数分解:

$2^2\times 7^1\times {\mathrm{4421}}^1\times {\mathrm{2071997}}^1$

素因数の和:2076429

約数の個数: 24

約数和(自身を含む): 513093008736

約数和(自身を除く): 256604644100

約数列:

[1, 2, 4, 7, 14, 28, 4421, 8842, 17684, 30947, 61894, 123788, 2071997, 4143994, 8287988, 14503979, 29007958, 58015916, 9160298737, 18320597474, 36641194948, 64122091159, 128244182318, 256488364636]

約数ペア:

[(1, 256488364636), (2, 128244182318), (4, 64122091159), (7, 36641194948), (14, 18320597474), (28, 9160298737), (4421, 58015916), (8842, 29007958), (17684, 14503979), (30947, 8287988), (61894, 4143994), (123788, 2071997)]