28232464

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 60

約数和(自身を含む): 60655716

約数和(自身を除く): 32423252

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 169, 197, 208, 212, 338, 394, 424, 676, 689, 788, 848, 1352, 1378, 1576, 2561, 2704, 2756, 3152, 5122, 5512, 8957, 10244, 10441, 11024, 17914, 20488, 20882, 33293, 35828, 40976, 41764, 66586, 71656, 83528, 133172, 135733, 143312, 167056, 266344, 271466, 532688, 542932, 1085864, 1764529, 2171728, 3529058, 7058116, 14116232, 28232464]

約数ペア:

[(1, 28232464), (2, 14116232), (4, 7058116), (8, 3529058), (13, 2171728), (16, 1764529), (26, 1085864), (52, 542932), (53, 532688), (104, 271466), (106, 266344), (169, 167056), (197, 143312), (208, 135733), (212, 133172), (338, 83528), (394, 71656), (424, 66586), (676, 41764), (689, 40976), (788, 35828), (848, 33293), (1352, 20882), (1378, 20488), (1576, 17914), (2561, 11024), (2704, 10441), (2756, 10244), (3152, 8957), (5122, 5512)]