219841713

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6547}}^1$

素因数の和:6614

約数の個数: 48

約数和(自身を含む): 400423296

約数和(自身を除く): 180581583

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 91, 117, 123, 273, 287, 369, 533, 819, 861, 1599, 2583, 3731, 4797, 6547, 11193, 19641, 33579, 45829, 58923, 85111, 137487, 255333, 268427, 412461, 595777, 765999, 805281, 1787331, 1878989, 2415843, 3489551, 5361993, 5636967, 10468653, 16910901, 24426857, 31405959, 73280571, 219841713]

約数ペア:

[(1, 219841713), (3, 73280571), (7, 31405959), (9, 24426857), (13, 16910901), (21, 10468653), (39, 5636967), (41, 5361993), (63, 3489551), (91, 2415843), (117, 1878989), (123, 1787331), (273, 805281), (287, 765999), (369, 595777), (533, 412461), (819, 268427), (861, 255333), (1599, 137487), (2583, 85111), (3731, 58923), (4797, 45829), (6547, 33579), (11193, 19641)]