421164891

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{290659}}^1$

素因数の和:290695

約数の個数: 24

約数和(自身を含む): 725487360

約数和(自身を除く): 304322469

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 290659, 871977, 2034613, 2615931, 6103839, 6685157, 18311517, 20055471, 46796099, 60166413, 140388297, 421164891]

約数ペア:

[(1, 421164891), (3, 140388297), (7, 60166413), (9, 46796099), (21, 20055471), (23, 18311517), (63, 6685157), (69, 6103839), (161, 2615931), (207, 2034613), (483, 871977), (1449, 290659)]