1917504015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{863}}^1\times {\mathrm{3023}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 3574222848

約数和(自身を除く): 1656718833

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 863, 2589, 3023, 4315, 6041, 9069, 12945, 15115, 18123, 21161, 30205, 42287, 45345, 63483, 90615, 105805, 126861, 148127, 211435, 317415, 444381, 634305, 740635, 2221905, 2608849, 7826547, 13044245, 18261943, 39132735, 54785829, 91309715, 127833601, 273929145, 383500803, 639168005, 1917504015]

約数ペア:

[(1, 1917504015), (3, 639168005), (5, 383500803), (7, 273929145), (15, 127833601), (21, 91309715), (35, 54785829), (49, 39132735), (105, 18261943), (147, 13044245), (245, 7826547), (735, 2608849), (863, 2221905), (2589, 740635), (3023, 634305), (4315, 444381), (6041, 317415), (9069, 211435), (12945, 148127), (15115, 126861), (18123, 105805), (21161, 90615), (30205, 63483), (42287, 45345)]