40484907

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 62376960

約数和(自身を除く): 21892053

約数列:

[1, 3, 9, 27, 47, 61, 141, 183, 423, 523, 549, 1269, 1569, 1647, 2867, 4707, 8601, 14121, 24581, 25803, 31903, 73743, 77409, 95709, 221229, 287127, 663687, 861381, 1499441, 4498323, 13494969, 40484907]

約数ペア:

[(1, 40484907), (3, 13494969), (9, 4498323), (27, 1499441), (47, 861381), (61, 663687), (141, 287127), (183, 221229), (423, 95709), (523, 77409), (549, 73743), (1269, 31903), (1569, 25803), (1647, 24581), (2867, 14121), (4707, 8601)]