28509708

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 69221376

約数和(自身を除く): 40711668

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 173, 186, 346, 372, 443, 519, 692, 886, 1038, 1329, 1772, 2076, 2658, 5316, 5363, 10726, 13733, 16089, 21452, 27466, 32178, 41199, 54932, 64356, 76639, 82398, 153278, 164796, 229917, 306556, 459834, 919668, 2375809, 4751618, 7127427, 9503236, 14254854, 28509708]

約数ペア:

[(1, 28509708), (2, 14254854), (3, 9503236), (4, 7127427), (6, 4751618), (12, 2375809), (31, 919668), (62, 459834), (93, 306556), (124, 229917), (173, 164796), (186, 153278), (346, 82398), (372, 76639), (443, 64356), (519, 54932), (692, 41199), (886, 32178), (1038, 27466), (1329, 21452), (1772, 16089), (2076, 13733), (2658, 10726), (5316, 5363)]