353440005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{829}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 580229760

約数和(自身を除く): 226789755

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 661, 829, 1983, 2487, 3305, 4145, 9915, 12435, 28423, 35647, 85269, 106941, 142115, 178235, 426345, 534705, 547969, 1643907, 2739845, 8219535, 23562667, 70688001, 117813335, 353440005]

約数ペア:

[(1, 353440005), (3, 117813335), (5, 70688001), (15, 23562667), (43, 8219535), (129, 2739845), (215, 1643907), (645, 547969), (661, 534705), (829, 426345), (1983, 178235), (2487, 142115), (3305, 106941), (4145, 85269), (9915, 35647), (12435, 28423)]