90697971

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 156484608

約数和(自身を除く): 65786637

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 147, 217, 273, 403, 637, 651, 1209, 1519, 1531, 1911, 2821, 4557, 4593, 8463, 10717, 19747, 19903, 32151, 47461, 59241, 59709, 75019, 139321, 142383, 225057, 332227, 417963, 616993, 975247, 996681, 1850979, 2325589, 2925741, 4318951, 6976767, 12956853, 30232657, 90697971]

約数ペア:

[(1, 90697971), (3, 30232657), (7, 12956853), (13, 6976767), (21, 4318951), (31, 2925741), (39, 2325589), (49, 1850979), (91, 996681), (93, 975247), (147, 616993), (217, 417963), (273, 332227), (403, 225057), (637, 142383), (651, 139321), (1209, 75019), (1519, 59709), (1531, 59241), (1911, 47461), (2821, 32151), (4557, 19903), (4593, 19747), (8463, 10717)]