311802777

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 549937920

約数和(自身を除く): 238135143

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 243, 297, 351, 429, 729, 891, 997, 1053, 1287, 2187, 2673, 2991, 3159, 3861, 8019, 8973, 9477, 10967, 11583, 12961, 24057, 26919, 28431, 32901, 34749, 38883, 80757, 98703, 104247, 116649, 142571, 242271, 296109, 312741, 349947, 427713, 726813, 888327, 1049841, 1283139, 2180439, 2664981, 3149523, 3849417, 7994943, 9448569, 11548251, 23984829, 28345707, 34644753, 103934259, 311802777]

約数ペア:

[(1, 311802777), (3, 103934259), (9, 34644753), (11, 28345707), (13, 23984829), (27, 11548251), (33, 9448569), (39, 7994943), (81, 3849417), (99, 3149523), (117, 2664981), (143, 2180439), (243, 1283139), (297, 1049841), (351, 888327), (429, 726813), (729, 427713), (891, 349947), (997, 312741), (1053, 296109), (1287, 242271), (2187, 142571), (2673, 116649), (2991, 104247), (3159, 98703), (3861, 80757), (8019, 38883), (8973, 34749), (9477, 32901), (10967, 28431), (11583, 26919), (12961, 24057)]