139744838

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 222044160

約数和(自身を除く): 82299322

約数列:

[1, 2, 31, 62, 79, 103, 158, 206, 277, 554, 2449, 3193, 4898, 6386, 8137, 8587, 16274, 17174, 21883, 28531, 43766, 57062, 252247, 504494, 678373, 884461, 1356746, 1768922, 2253949, 4507898, 69872419, 139744838]

約数ペア:

[(1, 139744838), (2, 69872419), (31, 4507898), (62, 2253949), (79, 1768922), (103, 1356746), (158, 884461), (206, 678373), (277, 504494), (554, 252247), (2449, 57062), (3193, 43766), (4898, 28531), (6386, 21883), (8137, 17174), (8587, 16274)]