2013195735

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{653}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 3678514560

約数和(自身を除く): 1665318825

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 557, 615, 653, 1107, 1671, 1845, 1959, 2785, 3265, 5013, 5535, 5877, 8355, 9795, 15039, 17631, 22837, 25065, 26773, 29385, 68511, 75195, 80319, 88155, 114185, 133865, 205533, 240957, 342555, 363721, 401595, 616599, 722871, 1027665, 1091163, 1204785, 1818605, 3082995, 3273489, 3614355, 5455815, 9820467, 14912561, 16367445, 44737683, 49102335, 74562805, 134213049, 223688415, 402639147, 671065245, 2013195735]

約数ペア:

[(1, 2013195735), (3, 671065245), (5, 402639147), (9, 223688415), (15, 134213049), (27, 74562805), (41, 49102335), (45, 44737683), (123, 16367445), (135, 14912561), (205, 9820467), (369, 5455815), (557, 3614355), (615, 3273489), (653, 3082995), (1107, 1818605), (1671, 1204785), (1845, 1091163), (1959, 1027665), (2785, 722871), (3265, 616599), (5013, 401595), (5535, 363721), (5877, 342555), (8355, 240957), (9795, 205533), (15039, 133865), (17631, 114185), (22837, 88155), (25065, 80319), (26773, 75195), (29385, 68511)]