28247336

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 60774300

約数和(自身を除く): 32526964

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1229, 1352, 1768, 2458, 2873, 4916, 5746, 9832, 11492, 15977, 20893, 22984, 31954, 41786, 63908, 83572, 127816, 167144, 207701, 271609, 415402, 543218, 830804, 1086436, 1661608, 2172872, 3530917, 7061834, 14123668, 28247336]

約数ペア:

[(1, 28247336), (2, 14123668), (4, 7061834), (8, 3530917), (13, 2172872), (17, 1661608), (26, 1086436), (34, 830804), (52, 543218), (68, 415402), (104, 271609), (136, 207701), (169, 167144), (221, 127816), (338, 83572), (442, 63908), (676, 41786), (884, 31954), (1229, 22984), (1352, 20893), (1768, 15977), (2458, 11492), (2873, 9832), (4916, 5746)]