1281569392402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1567}}^1\times {\mathrm{5099}}^1$

素因数の和:6911

約数の個数: 64

約数和(自身を含む): 2149539840000

約数和(自身を除く): 867970447598

約数列:

[1, 2, 13, 26, 31, 62, 199, 398, 403, 806, 1567, 2587, 3134, 5099, 5174, 6169, 10198, 12338, 20371, 40742, 48577, 66287, 80197, 97154, 132574, 158069, 160394, 311833, 316138, 623666, 631501, 1014701, 1263002, 2029402, 2054897, 4053829, 4109794, 7990133, 8107658, 9666823, 13191113, 15980266, 19333646, 26382226, 31455731, 62911462, 103871729, 125668699, 207743458, 247694123, 251337398, 408924503, 495388246, 817849006, 1590036467, 3180072934, 3220023599, 6440047198, 20670474071, 41340948142, 49291130477, 98582260954, 640784696201, 1281569392402]

約数ペア:

[(1, 1281569392402), (2, 640784696201), (13, 98582260954), (26, 49291130477), (31, 41340948142), (62, 20670474071), (199, 6440047198), (398, 3220023599), (403, 3180072934), (806, 1590036467), (1567, 817849006), (2587, 495388246), (3134, 408924503), (5099, 251337398), (5174, 247694123), (6169, 207743458), (10198, 125668699), (12338, 103871729), (20371, 62911462), (40742, 31455731), (48577, 26382226), (66287, 19333646), (80197, 15980266), (97154, 13191113), (132574, 9666823), (158069, 8107658), (160394, 7990133), (311833, 4109794), (316138, 4053829), (623666, 2054897), (631501, 2029402), (1014701, 1263002)]