78973986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20663}}^1$

素因数の和:20695

約数の個数: 48

約数和(自身を含む): 197878464

約数和(自身を除く): 118904478

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 20663, 41326, 61989, 123978, 144641, 268619, 289282, 433923, 537238, 805857, 867846, 1012487, 1611714, 1880333, 2024974, 3037461, 3760666, 5640999, 6074922, 11281998, 13162331, 26324662, 39486993, 78973986]

約数ペア:

[(1, 78973986), (2, 39486993), (3, 26324662), (6, 13162331), (7, 11281998), (13, 6074922), (14, 5640999), (21, 3760666), (26, 3037461), (39, 2024974), (42, 1880333), (49, 1611714), (78, 1012487), (91, 867846), (98, 805857), (147, 537238), (182, 433923), (273, 289282), (294, 268619), (546, 144641), (637, 123978), (1274, 61989), (1911, 41326), (3822, 20663)]