81281394

素因数分解:

$2^1\times 3^4\times {\mathrm{179}}^1\times {\mathrm{2803}}^1$

素因数の和:2996

約数の個数: 40

約数和(自身を含む): 183213360

約数和(自身を除く): 101931966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 179, 358, 537, 1074, 1611, 2803, 3222, 4833, 5606, 8409, 9666, 14499, 16818, 25227, 28998, 50454, 75681, 151362, 227043, 454086, 501737, 1003474, 1505211, 3010422, 4515633, 9031266, 13546899, 27093798, 40640697, 81281394]

約数ペア:

[(1, 81281394), (2, 40640697), (3, 27093798), (6, 13546899), (9, 9031266), (18, 4515633), (27, 3010422), (54, 1505211), (81, 1003474), (162, 501737), (179, 454086), (358, 227043), (537, 151362), (1074, 75681), (1611, 50454), (2803, 28998), (3222, 25227), (4833, 16818), (5606, 14499), (8409, 9666)]