1977469255

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1871}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 2535287040

約数和(自身を除く): 557817785

約数列:

[1, 5, 29, 37, 145, 185, 197, 985, 1073, 1871, 5365, 5713, 7289, 9355, 28565, 36445, 54259, 69227, 211381, 271295, 346135, 368587, 1056905, 1842935, 2007583, 10037915, 10689023, 13637719, 53445115, 68188595, 395493851, 1977469255]

約数ペア:

[(1, 1977469255), (5, 395493851), (29, 68188595), (37, 53445115), (145, 13637719), (185, 10689023), (197, 10037915), (985, 2007583), (1073, 1842935), (1871, 1056905), (5365, 368587), (5713, 346135), (7289, 271295), (9355, 211381), (28565, 69227), (36445, 54259)]