398832756

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{4951}}^1$

素因数の和:5109

約数の個数: 72

約数和(自身を含む): 1090668096

約数和(自身を除く): 691835340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 959, 1644, 1918, 2877, 3836, 4951, 5754, 6713, 9902, 11508, 13426, 14853, 19804, 20139, 26852, 29706, 34657, 40278, 59412, 69314, 80556, 103971, 138628, 207942, 242599, 415884, 485198, 678287, 727797, 970396, 1356574, 1455594, 2034861, 2713148, 2911188, 4069722, 4748009, 8139444, 9496018, 14244027, 18992036, 28488054, 33236063, 56976108, 66472126, 99708189, 132944252, 199416378, 398832756]

約数ペア:

[(1, 398832756), (2, 199416378), (3, 132944252), (4, 99708189), (6, 66472126), (7, 56976108), (12, 33236063), (14, 28488054), (21, 18992036), (28, 14244027), (42, 9496018), (49, 8139444), (84, 4748009), (98, 4069722), (137, 2911188), (147, 2713148), (196, 2034861), (274, 1455594), (294, 1356574), (411, 970396), (548, 727797), (588, 678287), (822, 485198), (959, 415884), (1644, 242599), (1918, 207942), (2877, 138628), (3836, 103971), (4951, 80556), (5754, 69314), (6713, 59412), (9902, 40278), (11508, 34657), (13426, 29706), (14853, 26852), (19804, 20139)]