281954478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{28463}}^1$

素因数の和:28608

約数の個数: 32

約数和(自身を含む): 612089856

約数和(自身を除く): 330135378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 254, 381, 762, 1651, 3302, 4953, 9906, 28463, 56926, 85389, 170778, 370019, 740038, 1110057, 2220114, 3614801, 7229602, 10844403, 21688806, 46992413, 93984826, 140977239, 281954478]

約数ペア:

[(1, 281954478), (2, 140977239), (3, 93984826), (6, 46992413), (13, 21688806), (26, 10844403), (39, 7229602), (78, 3614801), (127, 2220114), (254, 1110057), (381, 740038), (762, 370019), (1651, 170778), (3302, 85389), (4953, 56926), (9906, 28463)]