81234270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69431}}^1$

素因数の和:69457

約数の個数: 48

約数和(自身を含む): 227459232

約数和(自身を除く): 146224962

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69431, 138862, 208293, 347155, 416586, 624879, 694310, 902603, 1041465, 1249758, 1805206, 2082930, 2707809, 3124395, 4513015, 5415618, 6248790, 8123427, 9026030, 13539045, 16246854, 27078090, 40617135, 81234270]

約数ペア:

[(1, 81234270), (2, 40617135), (3, 27078090), (5, 16246854), (6, 13539045), (9, 9026030), (10, 8123427), (13, 6248790), (15, 5415618), (18, 4513015), (26, 3124395), (30, 2707809), (39, 2082930), (45, 1805206), (65, 1249758), (78, 1041465), (90, 902603), (117, 694310), (130, 624879), (195, 416586), (234, 347155), (390, 208293), (585, 138862), (1170, 69431)]