221058813

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{29581}}^1$

素因数の和:29684

約数の個数: 16

約数和(自身を含む): 306706176

約数和(自身を除く): 85647363

約数列:

[1, 3, 47, 53, 141, 159, 2491, 7473, 29581, 88743, 1390307, 1567793, 4170921, 4703379, 73686271, 221058813]

約数ペア:

[(1, 221058813), (3, 73686271), (47, 4703379), (53, 4170921), (141, 1567793), (159, 1390307), (2491, 88743), (7473, 29581)]