215991135

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{60757}}^1$

素因数の和:60847

約数の個数: 24

約数和(自身を含む): 379129920

約数和(自身を除く): 163138785

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 60757, 182271, 303785, 546813, 911355, 2734065, 4799803, 14399409, 23999015, 43198227, 71997045, 215991135]

約数ペア:

[(1, 215991135), (3, 71997045), (5, 43198227), (9, 23999015), (15, 14399409), (45, 4799803), (79, 2734065), (237, 911355), (395, 546813), (711, 303785), (1185, 182271), (3555, 60757)]