281628594

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20399}}^1$

素因数の和:20479

約数の個数: 48

約数和(自身を含む): 668304000

約数和(自身を除く): 386675406

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1534, 2301, 4602, 6903, 13806, 20399, 40798, 61197, 122394, 183591, 265187, 367182, 530374, 795561, 1203541, 1591122, 2386683, 2407082, 3610623, 4773366, 7221246, 10831869, 15646033, 21663738, 31292066, 46938099, 93876198, 140814297, 281628594]

約数ペア:

[(1, 281628594), (2, 140814297), (3, 93876198), (6, 46938099), (9, 31292066), (13, 21663738), (18, 15646033), (26, 10831869), (39, 7221246), (59, 4773366), (78, 3610623), (117, 2407082), (118, 2386683), (177, 1591122), (234, 1203541), (354, 795561), (531, 530374), (767, 367182), (1062, 265187), (1534, 183591), (2301, 122394), (4602, 61197), (6903, 40798), (13806, 20399)]