64857585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{14461}}^1$

素因数の和:14505

約数の個数: 32

約数和(自身を含む): 116621568

約数和(自身を除く): 51763983

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 14461, 43383, 72305, 187993, 216915, 332603, 563979, 939965, 997809, 1663015, 2819895, 4323839, 4989045, 12971517, 21619195, 64857585]

約数ペア:

[(1, 64857585), (3, 21619195), (5, 12971517), (13, 4989045), (15, 4323839), (23, 2819895), (39, 1663015), (65, 997809), (69, 939965), (115, 563979), (195, 332603), (299, 216915), (345, 187993), (897, 72305), (1495, 43383), (4485, 14461)]