153989235

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 133411725

約数列:

[1, 3, 5, 9, 15, 27, 41, 43, 45, 123, 129, 135, 205, 215, 369, 387, 615, 645, 647, 1107, 1161, 1763, 1845, 1935, 1941, 3235, 5289, 5535, 5805, 5823, 8815, 9705, 15867, 17469, 26445, 26527, 27821, 29115, 47601, 79335, 79581, 83463, 87345, 132635, 139105, 238005, 238743, 250389, 397905, 417315, 716229, 751167, 1140661, 1193715, 1251945, 3421983, 3581145, 3755835, 5703305, 10265949, 17109915, 30797847, 51329745, 153989235]

約数ペア:

[(1, 153989235), (3, 51329745), (5, 30797847), (9, 17109915), (15, 10265949), (27, 5703305), (41, 3755835), (43, 3581145), (45, 3421983), (123, 1251945), (129, 1193715), (135, 1140661), (205, 751167), (215, 716229), (369, 417315), (387, 397905), (615, 250389), (645, 238743), (647, 238005), (1107, 139105), (1161, 132635), (1763, 87345), (1845, 83463), (1935, 79581), (1941, 79335), (3235, 47601), (5289, 29115), (5535, 27821), (5805, 26527), (5823, 26445), (8815, 17469), (9705, 15867)]