28681108

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 28170092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 158, 281, 316, 323, 562, 646, 1124, 1292, 1343, 1501, 2686, 3002, 4777, 5339, 5372, 6004, 9554, 10678, 19108, 21356, 22199, 25517, 44398, 51034, 88796, 90763, 102068, 181526, 363052, 377383, 421781, 754766, 843562, 1509532, 1687124, 7170277, 14340554, 28681108]

約数ペア:

[(1, 28681108), (2, 14340554), (4, 7170277), (17, 1687124), (19, 1509532), (34, 843562), (38, 754766), (68, 421781), (76, 377383), (79, 363052), (158, 181526), (281, 102068), (316, 90763), (323, 88796), (562, 51034), (646, 44398), (1124, 25517), (1292, 22199), (1343, 21356), (1501, 19108), (2686, 10678), (3002, 9554), (4777, 6004), (5339, 5372)]