1209771045

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{60961}}^1$

素因数の和:60992

約数の個数: 60

約数和(自身を含む): 2522729484

約数和(自身を除く): 1312958439

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2835, 3969, 6615, 19845, 60961, 182883, 304805, 426727, 548649, 914415, 1280181, 1645947, 2133635, 2743245, 2987089, 3840543, 4937841, 6400905, 8229735, 8961267, 11521629, 14935445, 19202715, 24689205, 26883801, 34564887, 44806335, 57608145, 80651403, 134419005, 172824435, 241954209, 403257015, 1209771045]

約数ペア:

[(1, 1209771045), (3, 403257015), (5, 241954209), (7, 172824435), (9, 134419005), (15, 80651403), (21, 57608145), (27, 44806335), (35, 34564887), (45, 26883801), (49, 24689205), (63, 19202715), (81, 14935445), (105, 11521629), (135, 8961267), (147, 8229735), (189, 6400905), (245, 4937841), (315, 3840543), (405, 2987089), (441, 2743245), (567, 2133635), (735, 1645947), (945, 1280181), (1323, 914415), (2205, 548649), (2835, 426727), (3969, 304805), (6615, 182883), (19845, 60961)]