15331071

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 24422400

約数和(自身を除く): 9091329

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 317, 329, 343, 951, 987, 1029, 2219, 2303, 6657, 6909, 14899, 15533, 16121, 44697, 46599, 48363, 104293, 108731, 312879, 326193, 730051, 2190153, 5110357, 15331071]

約数ペア:

[(1, 15331071), (3, 5110357), (7, 2190153), (21, 730051), (47, 326193), (49, 312879), (141, 108731), (147, 104293), (317, 48363), (329, 46599), (343, 44697), (951, 16121), (987, 15533), (1029, 14899), (2219, 6909), (2303, 6657)]