215523948

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 510352640

約数和(自身を除く): 294828692

約数列:

[1, 2, 3, 4, 6, 12, 139, 157, 278, 314, 417, 471, 556, 628, 823, 834, 942, 1646, 1668, 1884, 2469, 3292, 4938, 9876, 21823, 43646, 65469, 87292, 114397, 129211, 130938, 228794, 258422, 261876, 343191, 387633, 457588, 516844, 686382, 775266, 1372764, 1550532, 17960329, 35920658, 53880987, 71841316, 107761974, 215523948]

約数ペア:

[(1, 215523948), (2, 107761974), (3, 71841316), (4, 53880987), (6, 35920658), (12, 17960329), (139, 1550532), (157, 1372764), (278, 775266), (314, 686382), (417, 516844), (471, 457588), (556, 387633), (628, 343191), (823, 261876), (834, 258422), (942, 228794), (1646, 130938), (1668, 129211), (1884, 114397), (2469, 87292), (3292, 65469), (4938, 43646), (9876, 21823)]