639280122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{134359}}^1$

素因数の和:134438

約数の個数: 32

約数和(自身を含む): 1399493760

約数和(自身を除く): 760213638

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4758, 134359, 268718, 403077, 806154, 1746667, 3493334, 5240001, 8195899, 10480002, 16391798, 24587697, 49175394, 106546687, 213093374, 319640061, 639280122]

約数ペア:

[(1, 639280122), (2, 319640061), (3, 213093374), (6, 106546687), (13, 49175394), (26, 24587697), (39, 16391798), (61, 10480002), (78, 8195899), (122, 5240001), (183, 3493334), (366, 1746667), (793, 806154), (1586, 403077), (2379, 268718), (4758, 134359)]