27521955

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 49969920

約数和(自身を除く): 22447965

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 109, 155, 181, 279, 327, 465, 543, 545, 905, 981, 1395, 1629, 1635, 2715, 3379, 4905, 5611, 8145, 10137, 16833, 16895, 19729, 28055, 30411, 50499, 50685, 59187, 84165, 98645, 152055, 177561, 252495, 295935, 611599, 887805, 1834797, 3057995, 5504391, 9173985, 27521955]

約数ペア:

[(1, 27521955), (3, 9173985), (5, 5504391), (9, 3057995), (15, 1834797), (31, 887805), (45, 611599), (93, 295935), (109, 252495), (155, 177561), (181, 152055), (279, 98645), (327, 84165), (465, 59187), (543, 50685), (545, 50499), (905, 30411), (981, 28055), (1395, 19729), (1629, 16895), (1635, 16833), (2715, 10137), (3379, 8145), (4905, 5611)]