31437224

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 76608000

約数和(自身を除く): 45170776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 182, 196, 199, 217, 248, 364, 392, 398, 403, 434, 637, 728, 796, 806, 868, 1274, 1393, 1519, 1592, 1612, 1736, 2548, 2587, 2786, 2821, 3038, 3224, 5096, 5174, 5572, 5642, 6076, 6169, 9751, 10348, 11144, 11284, 12152, 12338, 18109, 19502, 19747, 20696, 22568, 24676, 36218, 39004, 39494, 43183, 49352, 72436, 78008, 78988, 80197, 86366, 126763, 144872, 157976, 160394, 172732, 253526, 302281, 320788, 345464, 507052, 561379, 604562, 641576, 1014104, 1122758, 1209124, 2245516, 2418248, 3929653, 4491032, 7859306, 15718612, 31437224]

約数ペア:

[(1, 31437224), (2, 15718612), (4, 7859306), (7, 4491032), (8, 3929653), (13, 2418248), (14, 2245516), (26, 1209124), (28, 1122758), (31, 1014104), (49, 641576), (52, 604562), (56, 561379), (62, 507052), (91, 345464), (98, 320788), (104, 302281), (124, 253526), (182, 172732), (196, 160394), (199, 157976), (217, 144872), (248, 126763), (364, 86366), (392, 80197), (398, 78988), (403, 78008), (434, 72436), (637, 49352), (728, 43183), (796, 39494), (806, 39004), (868, 36218), (1274, 24676), (1393, 22568), (1519, 20696), (1592, 19747), (1612, 19502), (1736, 18109), (2548, 12338), (2587, 12152), (2786, 11284), (2821, 11144), (3038, 10348), (3224, 9751), (5096, 6169), (5174, 6076), (5572, 5642)]