4450725

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 8085792

約数和(自身を除く): 3635067

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 151, 225, 393, 453, 655, 755, 1179, 1359, 1965, 2265, 3275, 3775, 5895, 6795, 9825, 11325, 19781, 29475, 33975, 59343, 98905, 178029, 296715, 494525, 890145, 1483575, 4450725]

約数ペア:

[(1, 4450725), (3, 1483575), (5, 890145), (9, 494525), (15, 296715), (25, 178029), (45, 98905), (75, 59343), (131, 33975), (151, 29475), (225, 19781), (393, 11325), (453, 9825), (655, 6795), (755, 5895), (1179, 3775), (1359, 3275), (1965, 2265)]