156735

素因数分解:

$3^6\times 5^1\times {\mathrm{43}}^1$

素因数の和:66

約数の個数: 28

約数和(自身を含む): 288552

約数和(自身を除く): 131817

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 243, 387, 405, 645, 729, 1161, 1215, 1935, 3483, 3645, 5805, 10449, 17415, 31347, 52245, 156735]

約数ペア:

[(1, 156735), (3, 52245), (5, 31347), (9, 17415), (15, 10449), (27, 5805), (43, 3645), (45, 3483), (81, 1935), (129, 1215), (135, 1161), (215, 729), (243, 645), (387, 405)]