188357421

素因数分解:

$3^1\times 7^3\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 294937600

約数和(自身を除く): 106580179

約数列:

[1, 3, 7, 21, 49, 147, 163, 343, 489, 1029, 1123, 1141, 3369, 3423, 7861, 7987, 23583, 23961, 55027, 55909, 165081, 167727, 183049, 385189, 549147, 1155567, 1281343, 3844029, 8969401, 26908203, 62785807, 188357421]

約数ペア:

[(1, 188357421), (3, 62785807), (7, 26908203), (21, 8969401), (49, 3844029), (147, 1281343), (163, 1155567), (343, 549147), (489, 385189), (1029, 183049), (1123, 167727), (1141, 165081), (3369, 55909), (3423, 55027), (7861, 23961), (7987, 23583)]