247446305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2693}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 335176704

約数和(自身を除く): 87730399

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 799, 1081, 1955, 2693, 3995, 5405, 13465, 18377, 45781, 61939, 91885, 126571, 228905, 309695, 632855, 1052963, 2151707, 2911133, 5264815, 10758535, 14555665, 49489261, 247446305]

約数ペア:

[(1, 247446305), (5, 49489261), (17, 14555665), (23, 10758535), (47, 5264815), (85, 2911133), (115, 2151707), (235, 1052963), (391, 632855), (799, 309695), (1081, 228905), (1955, 126571), (2693, 91885), (3995, 61939), (5405, 45781), (13465, 18377)]