31361138403

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{2153}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 49538829312

約数和(自身を除く): 18177690909

約数列:

[1, 3, 7, 21, 61, 83, 137, 183, 249, 411, 427, 581, 959, 1281, 1743, 2153, 2877, 5063, 6459, 8357, 11371, 15071, 15189, 25071, 34113, 35441, 45213, 58499, 79597, 106323, 131333, 175497, 178699, 238791, 294961, 393999, 536097, 693631, 884883, 919331, 1250893, 2064727, 2080893, 2757993, 3752679, 4855417, 6194181, 10900639, 14566251, 17992621, 24481763, 32701917, 53977863, 73445289, 76304473, 125948347, 171372341, 228913419, 377845041, 514117023, 1493387543, 4480162629, 10453712801, 31361138403]

約数ペア:

[(1, 31361138403), (3, 10453712801), (7, 4480162629), (21, 1493387543), (61, 514117023), (83, 377845041), (137, 228913419), (183, 171372341), (249, 125948347), (411, 76304473), (427, 73445289), (581, 53977863), (959, 32701917), (1281, 24481763), (1743, 17992621), (2153, 14566251), (2877, 10900639), (5063, 6194181), (6459, 4855417), (8357, 3752679), (11371, 2757993), (15071, 2080893), (15189, 2064727), (25071, 1250893), (34113, 919331), (35441, 884883), (45213, 693631), (58499, 536097), (79597, 393999), (106323, 294961), (131333, 238791), (175497, 178699)]