81263790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{300977}}^1$

素因数の和:300993

約数の個数: 32

約数和(自身を含む): 216704160

約数和(自身を除く): 135440370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 300977, 601954, 902931, 1504885, 1805862, 2708793, 3009770, 4514655, 5417586, 8126379, 9029310, 13543965, 16252758, 27087930, 40631895, 81263790]

約数ペア:

[(1, 81263790), (2, 40631895), (3, 27087930), (5, 16252758), (6, 13543965), (9, 9029310), (10, 8126379), (15, 5417586), (18, 4514655), (27, 3009770), (30, 2708793), (45, 1805862), (54, 1504885), (90, 902931), (135, 601954), (270, 300977)]