2149207928

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1238023}}^1$

素因数の和:1238067

約数の個数: 32

約数和(自身を含む): 4754012160

約数和(自身を除く): 2604804232

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 1238023, 2476046, 4952092, 8666161, 9904184, 17332322, 34664644, 38378713, 69329288, 76757426, 153514852, 268650991, 307029704, 537301982, 1074603964, 2149207928]

約数ペア:

[(1, 2149207928), (2, 1074603964), (4, 537301982), (7, 307029704), (8, 268650991), (14, 153514852), (28, 76757426), (31, 69329288), (56, 38378713), (62, 34664644), (124, 17332322), (217, 9904184), (248, 8666161), (434, 4952092), (868, 2476046), (1736, 1238023)]