78821145

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2011}}^1$

素因数の和:2102

約数の個数: 48

約数和(自身を含む): 149403072

約数和(自身を除く): 70581927

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 67, 117, 195, 201, 335, 585, 603, 871, 1005, 2011, 2613, 3015, 4355, 6033, 7839, 10055, 13065, 18099, 26143, 30165, 39195, 78429, 90495, 130715, 134737, 235287, 392145, 404211, 673685, 1176435, 1212633, 1751581, 2021055, 5254743, 6063165, 8757905, 15764229, 26273715, 78821145]

約数ペア:

[(1, 78821145), (3, 26273715), (5, 15764229), (9, 8757905), (13, 6063165), (15, 5254743), (39, 2021055), (45, 1751581), (65, 1212633), (67, 1176435), (117, 673685), (195, 404211), (201, 392145), (335, 235287), (585, 134737), (603, 130715), (871, 90495), (1005, 78429), (2011, 39195), (2613, 30165), (3015, 26143), (4355, 18099), (6033, 13065), (7839, 10055)]