156616821

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{84067}}^1$

素因数の和:84102

約数の個数: 20

約数和(自身を含む): 244133472

約数和(自身を除く): 87516651

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 84067, 252201, 756603, 1933541, 2269809, 5800623, 6809427, 17401869, 52205607, 156616821]

約数ペア:

[(1, 156616821), (3, 52205607), (9, 17401869), (23, 6809427), (27, 5800623), (69, 2269809), (81, 1933541), (207, 756603), (621, 252201), (1863, 84067)]