664773993

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3889}}^1$

素因数の和:4398

約数の個数: 32

約数和(自身を含む): 1063059200

約数和(自身を除く): 398285207

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 487, 1461, 3889, 4383, 6331, 11667, 13149, 18993, 35001, 50557, 56979, 105003, 151671, 170937, 455013, 1365039, 1893943, 5681829, 17045487, 24621259, 51136461, 73863777, 221591331, 664773993]

約数ペア:

[(1, 664773993), (3, 221591331), (9, 73863777), (13, 51136461), (27, 24621259), (39, 17045487), (117, 5681829), (351, 1893943), (487, 1365039), (1461, 455013), (3889, 170937), (4383, 151671), (6331, 105003), (11667, 56979), (13149, 50557), (18993, 35001)]