156929493

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{727}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 252528640

約数和(自身を除く): 95599147

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 541, 727, 1623, 2181, 3787, 5089, 10279, 11361, 13813, 15267, 30837, 41439, 71953, 96691, 215859, 290073, 393307, 1179921, 2753149, 7472833, 8259447, 22418499, 52309831, 156929493]

約数ペア:

[(1, 156929493), (3, 52309831), (7, 22418499), (19, 8259447), (21, 7472833), (57, 2753149), (133, 1179921), (399, 393307), (541, 290073), (727, 215859), (1623, 96691), (2181, 71953), (3787, 41439), (5089, 30837), (10279, 15267), (11361, 13813)]