13130145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 26412672

約数和(自身を除く): 13282527

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 73, 105, 219, 315, 365, 511, 571, 657, 1095, 1533, 1713, 2555, 2855, 3285, 3997, 4599, 5139, 7665, 8565, 11991, 19985, 22995, 25695, 35973, 41683, 59955, 125049, 179865, 208415, 291781, 375147, 625245, 875343, 1458905, 1875735, 2626029, 4376715, 13130145]

約数ペア:

[(1, 13130145), (3, 4376715), (5, 2626029), (7, 1875735), (9, 1458905), (15, 875343), (21, 625245), (35, 375147), (45, 291781), (63, 208415), (73, 179865), (105, 125049), (219, 59955), (315, 41683), (365, 35973), (511, 25695), (571, 22995), (657, 19985), (1095, 11991), (1533, 8565), (1713, 7665), (2555, 5139), (2855, 4599), (3285, 3997)]