156976407

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{15671}}^1$

素因数の和:15740

約数の個数: 32

約数和(自身を含む): 270812160

約数和(自身を除く): 113835753

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 15671, 47013, 109697, 141039, 329091, 423117, 830563, 987273, 2491689, 2961819, 5813941, 7475067, 17441823, 22425201, 52325469, 156976407]

約数ペア:

[(1, 156976407), (3, 52325469), (7, 22425201), (9, 17441823), (21, 7475067), (27, 5813941), (53, 2961819), (63, 2491689), (159, 987273), (189, 830563), (371, 423117), (477, 329091), (1113, 141039), (1431, 109697), (3339, 47013), (10017, 15671)]