153933421

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 175824000

約数和(自身を除く): 21890579

約数列:

[1, 19, 29, 43, 73, 89, 551, 817, 1247, 1387, 1691, 2117, 2581, 3139, 3827, 6497, 23693, 40223, 49039, 59641, 72713, 91031, 110983, 123443, 188413, 279371, 1729589, 2108677, 3579847, 5308049, 8101759, 153933421]

約数ペア:

[(1, 153933421), (19, 8101759), (29, 5308049), (43, 3579847), (73, 2108677), (89, 1729589), (551, 279371), (817, 188413), (1247, 123443), (1387, 110983), (1691, 91031), (2117, 72713), (2581, 59641), (3139, 49039), (3827, 40223), (6497, 23693)]