203480991

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8753}}^1$

素因数の和:8813

約数の個数: 40

約数和(自身を含む): 355902624

約数和(自身を除く): 152421633

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2583, 3321, 7749, 8753, 23247, 26259, 61271, 78777, 183813, 236331, 358873, 551439, 708993, 1076619, 1654317, 2512111, 3229857, 4962951, 7536333, 9689571, 22608999, 29068713, 67826997, 203480991]

約数ペア:

[(1, 203480991), (3, 67826997), (7, 29068713), (9, 22608999), (21, 9689571), (27, 7536333), (41, 4962951), (63, 3229857), (81, 2512111), (123, 1654317), (189, 1076619), (287, 708993), (369, 551439), (567, 358873), (861, 236331), (1107, 183813), (2583, 78777), (3321, 61271), (7749, 26259), (8753, 23247)]