68951493

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 118302912

約数和(自身を除く): 49351419

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 73, 81, 117, 169, 207, 219, 243, 299, 351, 507, 621, 657, 897, 949, 1053, 1521, 1679, 1863, 1971, 2691, 2847, 3159, 3887, 4563, 5037, 5589, 5913, 8073, 8541, 11661, 12337, 13689, 15111, 17739, 21827, 24219, 25623, 34983, 37011, 41067, 45333, 65481, 72657, 76869, 104949, 111033, 135999, 196443, 230607, 283751, 314847, 333099, 407997, 589329, 851253, 944541, 999297, 1767987, 2553759, 2997891, 5303961, 7661277, 22983831, 68951493]

約数ペア:

[(1, 68951493), (3, 22983831), (9, 7661277), (13, 5303961), (23, 2997891), (27, 2553759), (39, 1767987), (69, 999297), (73, 944541), (81, 851253), (117, 589329), (169, 407997), (207, 333099), (219, 314847), (243, 283751), (299, 230607), (351, 196443), (507, 135999), (621, 111033), (657, 104949), (897, 76869), (949, 72657), (1053, 65481), (1521, 45333), (1679, 41067), (1863, 37011), (1971, 34983), (2691, 25623), (2847, 24219), (3159, 21827), (3887, 17739), (4563, 15111), (5037, 13689), (5589, 12337), (5913, 11661), (8073, 8541)]