157957215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:944

約数の個数: 64

約数和(自身を含む): 291271680

約数和(自身を除く): 133314465

約数列:

[1, 3, 5, 13, 15, 23, 39, 41, 65, 69, 115, 123, 195, 205, 299, 345, 533, 615, 859, 897, 943, 1495, 1599, 2577, 2665, 2829, 4295, 4485, 4715, 7995, 11167, 12259, 12885, 14145, 19757, 33501, 35219, 36777, 55835, 59271, 61295, 98785, 105657, 167505, 176095, 183885, 256841, 296355, 457847, 528285, 770523, 810037, 1284205, 1373541, 2289235, 2430111, 3852615, 4050185, 6867705, 10530481, 12150555, 31591443, 52652405, 157957215]

約数ペア:

[(1, 157957215), (3, 52652405), (5, 31591443), (13, 12150555), (15, 10530481), (23, 6867705), (39, 4050185), (41, 3852615), (65, 2430111), (69, 2289235), (115, 1373541), (123, 1284205), (195, 810037), (205, 770523), (299, 528285), (345, 457847), (533, 296355), (615, 256841), (859, 183885), (897, 176095), (943, 167505), (1495, 105657), (1599, 98785), (2577, 61295), (2665, 59271), (2829, 55835), (4295, 36777), (4485, 35219), (4715, 33501), (7995, 19757), (11167, 14145), (12259, 12885)]