142289785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 190512000

約数和(自身を除く): 48222215

約数列:

[1, 5, 11, 55, 97, 149, 179, 485, 745, 895, 1067, 1639, 1969, 5335, 8195, 9845, 14453, 17363, 26671, 72265, 86815, 133355, 158983, 190993, 293381, 794915, 954965, 1466905, 2587087, 12935435, 28457957, 142289785]

約数ペア:

[(1, 142289785), (5, 28457957), (11, 12935435), (55, 2587087), (97, 1466905), (149, 954965), (179, 794915), (485, 293381), (745, 190993), (895, 158983), (1067, 133355), (1639, 86815), (1969, 72265), (5335, 26671), (8195, 17363), (9845, 14453)]