161703405

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70459}}^1$

素因数の和:70490

約数の個数: 32

約数和(自身を含む): 304387200

約数和(自身を除く): 142683795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 70459, 211377, 352295, 634131, 1056885, 1197803, 1902393, 3170655, 3593409, 5989015, 9511965, 10780227, 17967045, 32340681, 53901135, 161703405]

約数ペア:

[(1, 161703405), (3, 53901135), (5, 32340681), (9, 17967045), (15, 10780227), (17, 9511965), (27, 5989015), (45, 3593409), (51, 3170655), (85, 1902393), (135, 1197803), (153, 1056885), (255, 634131), (459, 352295), (765, 211377), (2295, 70459)]