258935376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{770641}}^1$

素因数の和:770659

約数の個数: 40

約数和(自身を含む): 764476864

約数和(自身を除く): 505541488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 770641, 1541282, 2311923, 3082564, 4623846, 5394487, 6165128, 9247692, 10788974, 12330256, 16183461, 18495384, 21577948, 32366922, 36990768, 43155896, 64733844, 86311792, 129467688, 258935376]

約数ペア:

[(1, 258935376), (2, 129467688), (3, 86311792), (4, 64733844), (6, 43155896), (7, 36990768), (8, 32366922), (12, 21577948), (14, 18495384), (16, 16183461), (21, 12330256), (24, 10788974), (28, 9247692), (42, 6165128), (48, 5394487), (56, 4623846), (84, 3082564), (112, 2311923), (168, 1541282), (336, 770641)]