220121745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{26633}}^1$

素因数の和:26689

約数の個数: 32

約数和(自身を含む): 383529600

約数和(自身を除く): 163407855

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2755, 8265, 26633, 79899, 133165, 399495, 506027, 772357, 1518081, 2317071, 2530135, 3861785, 7590405, 11585355, 14674783, 44024349, 73373915, 220121745]

約数ペア:

[(1, 220121745), (3, 73373915), (5, 44024349), (15, 14674783), (19, 11585355), (29, 7590405), (57, 3861785), (87, 2530135), (95, 2317071), (145, 1518081), (285, 772357), (435, 506027), (551, 399495), (1653, 133165), (2755, 79899), (8265, 26633)]