81528822

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 189112320

約数和(自身を除く): 107583498

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 113, 186, 226, 279, 339, 431, 558, 678, 837, 862, 1017, 1293, 1674, 2034, 2586, 3051, 3503, 3879, 6102, 7006, 7758, 10509, 11637, 13361, 21018, 23274, 26722, 31527, 40083, 48703, 63054, 80166, 94581, 97406, 120249, 146109, 189162, 240498, 292218, 360747, 438327, 721494, 876654, 1314981, 1509793, 2629962, 3019586, 4529379, 9058758, 13588137, 27176274, 40764411, 81528822]

約数ペア:

[(1, 81528822), (2, 40764411), (3, 27176274), (6, 13588137), (9, 9058758), (18, 4529379), (27, 3019586), (31, 2629962), (54, 1509793), (62, 1314981), (93, 876654), (113, 721494), (186, 438327), (226, 360747), (279, 292218), (339, 240498), (431, 189162), (558, 146109), (678, 120249), (837, 97406), (862, 94581), (1017, 80166), (1293, 63054), (1674, 48703), (2034, 40083), (2586, 31527), (3051, 26722), (3503, 23274), (3879, 21018), (6102, 13361), (7006, 11637), (7758, 10509)]