420589197

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{56101}}^1$

素因数の和:56138

約数の個数: 36

約数和(自身を含む): 748288476

約数和(自身を除く): 327699279

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 56101, 168303, 392707, 504909, 953717, 1178121, 2748949, 2861151, 3534363, 6676019, 8246847, 8583453, 20028057, 24740541, 46732133, 60084171, 140196399, 420589197]

約数ペア:

[(1, 420589197), (3, 140196399), (7, 60084171), (9, 46732133), (17, 24740541), (21, 20028057), (49, 8583453), (51, 8246847), (63, 6676019), (119, 3534363), (147, 2861151), (153, 2748949), (357, 1178121), (441, 953717), (833, 504909), (1071, 392707), (2499, 168303), (7497, 56101)]