989859958

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{823}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 1561809600

約数和(自身を除く): 571949642

約数列:

[1, 2, 29, 58, 89, 178, 233, 466, 823, 1646, 2581, 5162, 6757, 13514, 20737, 23867, 41474, 47734, 73247, 146494, 191759, 383518, 601373, 1202746, 2124163, 4248326, 5561011, 11122022, 17066551, 34133102, 494929979, 989859958]

約数ペア:

[(1, 989859958), (2, 494929979), (29, 34133102), (58, 17066551), (89, 11122022), (178, 5561011), (233, 4248326), (466, 2124163), (823, 1202746), (1646, 601373), (2581, 383518), (5162, 191759), (6757, 146494), (13514, 73247), (20737, 47734), (23867, 41474)]