72521764

素因数分解:

$2^2\times 7^2\times {\mathrm{370009}}^1$

素因数の和:370027

約数の個数: 18

約数和(自身を含む): 147633990

約数和(自身を除く): 75112226

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 370009, 740018, 1480036, 2590063, 5180126, 10360252, 18130441, 36260882, 72521764]

約数ペア:

[(1, 72521764), (2, 36260882), (4, 18130441), (7, 10360252), (14, 5180126), (28, 2590063), (49, 1480036), (98, 740018), (196, 370009)]