8636724

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 23063040

約数和(自身を除く): 14426316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 109, 124, 142, 186, 213, 218, 279, 284, 327, 372, 426, 436, 558, 639, 654, 852, 981, 1116, 1278, 1308, 1962, 2201, 2556, 3379, 3924, 4402, 6603, 6758, 7739, 8804, 10137, 13206, 13516, 15478, 19809, 20274, 23217, 26412, 30411, 30956, 39618, 40548, 46434, 60822, 69651, 79236, 92868, 121644, 139302, 239909, 278604, 479818, 719727, 959636, 1439454, 2159181, 2878908, 4318362, 8636724]

約数ペア:

[(1, 8636724), (2, 4318362), (3, 2878908), (4, 2159181), (6, 1439454), (9, 959636), (12, 719727), (18, 479818), (31, 278604), (36, 239909), (62, 139302), (71, 121644), (93, 92868), (109, 79236), (124, 69651), (142, 60822), (186, 46434), (213, 40548), (218, 39618), (279, 30956), (284, 30411), (327, 26412), (372, 23217), (426, 20274), (436, 19809), (558, 15478), (639, 13516), (654, 13206), (852, 10137), (981, 8804), (1116, 7739), (1278, 6758), (1308, 6603), (1962, 4402), (2201, 3924), (2556, 3379)]