13228965

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 23095800

約数和(自身を除く): 9866835

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 1973, 2235, 5919, 6705, 9865, 17757, 29595, 88785, 293977, 881931, 1469885, 2645793, 4409655, 13228965]

約数ペア:

[(1, 13228965), (3, 4409655), (5, 2645793), (9, 1469885), (15, 881931), (45, 293977), (149, 88785), (447, 29595), (745, 17757), (1341, 9865), (1973, 6705), (2235, 5919)]