155475315

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26783}}^1$

素因数の和:26840

約数の個数: 32

約数和(自身を含む): 282839040

約数和(自身を除く): 127363725

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 26783, 80349, 133915, 241047, 401745, 723141, 1151669, 1205235, 3455007, 3615705, 5758345, 10365021, 17275035, 31095063, 51825105, 155475315]

約数ペア:

[(1, 155475315), (3, 51825105), (5, 31095063), (9, 17275035), (15, 10365021), (27, 5758345), (43, 3615705), (45, 3455007), (129, 1205235), (135, 1151669), (215, 723141), (387, 401745), (645, 241047), (1161, 133915), (1935, 80349), (5805, 26783)]