61508985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 107021376

約数和(自身を除く): 45512391

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 307, 361, 555, 703, 921, 1083, 1535, 1805, 2109, 3515, 4605, 5415, 5833, 10545, 11359, 13357, 17499, 29165, 34077, 40071, 56795, 66785, 87495, 110827, 170385, 200355, 215821, 332481, 554135, 647463, 1079105, 1662405, 3237315, 4100599, 12301797, 20502995, 61508985]

約数ペア:

[(1, 61508985), (3, 20502995), (5, 12301797), (15, 4100599), (19, 3237315), (37, 1662405), (57, 1079105), (95, 647463), (111, 554135), (185, 332481), (285, 215821), (307, 200355), (361, 170385), (555, 110827), (703, 87495), (921, 66785), (1083, 56795), (1535, 40071), (1805, 34077), (2109, 29165), (3515, 17499), (4605, 13357), (5415, 11359), (5833, 10545)]