66718316

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 138438720

約数和(自身を除く): 71720404

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 89, 164, 178, 287, 356, 574, 623, 653, 1148, 1246, 1306, 2492, 2612, 3649, 4571, 7298, 9142, 14596, 18284, 25543, 26773, 51086, 53546, 58117, 102172, 107092, 116234, 187411, 232468, 374822, 406819, 749644, 813638, 1627276, 2382797, 4765594, 9531188, 16679579, 33359158, 66718316]

約数ペア:

[(1, 66718316), (2, 33359158), (4, 16679579), (7, 9531188), (14, 4765594), (28, 2382797), (41, 1627276), (82, 813638), (89, 749644), (164, 406819), (178, 374822), (287, 232468), (356, 187411), (574, 116234), (623, 107092), (653, 102172), (1148, 58117), (1246, 53546), (1306, 51086), (2492, 26773), (2612, 25543), (3649, 18284), (4571, 14596), (7298, 9142)]