205995075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19207}}^1$

素因数の和:19244

約数の個数: 48

約数和(自身を含む): 400141056

約数和(自身を除く): 194145981

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 3575, 10725, 19207, 57621, 96035, 211277, 249691, 288105, 480175, 633831, 749073, 1056385, 1248455, 1440525, 2746601, 3169155, 3745365, 5281925, 6242275, 8239803, 13733005, 15845775, 18726825, 41199015, 68665025, 205995075]

約数ペア:

[(1, 205995075), (3, 68665025), (5, 41199015), (11, 18726825), (13, 15845775), (15, 13733005), (25, 8239803), (33, 6242275), (39, 5281925), (55, 3745365), (65, 3169155), (75, 2746601), (143, 1440525), (165, 1248455), (195, 1056385), (275, 749073), (325, 633831), (429, 480175), (715, 288105), (825, 249691), (975, 211277), (2145, 96035), (3575, 57621), (10725, 19207)]