218816304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{651239}}^1$

素因数の和:651257

約数の個数: 40

約数和(自身を含む): 646030080

約数和(自身を除く): 427213776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 651239, 1302478, 1953717, 2604956, 3907434, 4558673, 5209912, 7814868, 9117346, 10419824, 13676019, 15629736, 18234692, 27352038, 31259472, 36469384, 54704076, 72938768, 109408152, 218816304]

約数ペア:

[(1, 218816304), (2, 109408152), (3, 72938768), (4, 54704076), (6, 36469384), (7, 31259472), (8, 27352038), (12, 18234692), (14, 15629736), (16, 13676019), (21, 10419824), (24, 9117346), (28, 7814868), (42, 5209912), (48, 4558673), (56, 3907434), (84, 2604956), (112, 1953717), (168, 1302478), (336, 651239)]