172801845

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{81703}}^1$

素因数の和:81761

約数の個数: 24

約数和(自身を含む): 305899776

約数和(自身を除く): 133097931

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 81703, 245109, 408515, 735327, 1225545, 3676635, 3840041, 11520123, 19200205, 34560369, 57600615, 172801845]

約数ペア:

[(1, 172801845), (3, 57600615), (5, 34560369), (9, 19200205), (15, 11520123), (45, 3840041), (47, 3676635), (141, 1225545), (235, 735327), (423, 408515), (705, 245109), (2115, 81703)]