156958729221

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3989}}^1\times {\mathrm{35353}}^1$

素因数の和:39405

約数の個数: 32

約数和(自身を含む): 243755930880

約数和(自身を除く): 86797201659

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 3989, 11967, 27923, 35353, 83769, 106059, 211417, 247471, 634251, 742413, 1479919, 1873709, 4439757, 5621127, 13115963, 39347889, 141023117, 423069351, 987161819, 2961485457, 7474225201, 22422675603, 52319576407, 156958729221]

約数ペア:

[(1, 156958729221), (3, 52319576407), (7, 22422675603), (21, 7474225201), (53, 2961485457), (159, 987161819), (371, 423069351), (1113, 141023117), (3989, 39347889), (11967, 13115963), (27923, 5621127), (35353, 4439757), (83769, 1873709), (106059, 1479919), (211417, 742413), (247471, 634251)]