16798725

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 31664640

約数和(自身を除く): 14865915

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 135, 205, 225, 369, 607, 615, 675, 1025, 1107, 1821, 1845, 3035, 3075, 5463, 5535, 9105, 9225, 15175, 16389, 24887, 27315, 27675, 45525, 74661, 81945, 124435, 136575, 223983, 373305, 409725, 622175, 671949, 1119915, 1866525, 3359745, 5599575, 16798725]

約数ペア:

[(1, 16798725), (3, 5599575), (5, 3359745), (9, 1866525), (15, 1119915), (25, 671949), (27, 622175), (41, 409725), (45, 373305), (75, 223983), (123, 136575), (135, 124435), (205, 81945), (225, 74661), (369, 45525), (607, 27675), (615, 27315), (675, 24887), (1025, 16389), (1107, 15175), (1821, 9225), (1845, 9105), (3035, 5535), (3075, 5463)]