139635904

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{70381}}^1$

素因数の和:70424

約数の個数: 28

約数和(自身を含む): 286032448

約数和(自身を除く): 146396544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 70381, 140762, 281524, 563048, 1126096, 2181811, 2252192, 4363622, 4504384, 8727244, 17454488, 34908976, 69817952, 139635904]

約数ペア:

[(1, 139635904), (2, 69817952), (4, 34908976), (8, 17454488), (16, 8727244), (31, 4504384), (32, 4363622), (62, 2252192), (64, 2181811), (124, 1126096), (248, 563048), (496, 281524), (992, 140762), (1984, 70381)]