19325115

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 34551360

約数和(自身を除く): 15226245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 557, 771, 1285, 1671, 2313, 2785, 3855, 5013, 6939, 8355, 11565, 15039, 25065, 34695, 75195, 143149, 429447, 715745, 1288341, 2147235, 3865023, 6441705, 19325115]

約数ペア:

[(1, 19325115), (3, 6441705), (5, 3865023), (9, 2147235), (15, 1288341), (27, 715745), (45, 429447), (135, 143149), (257, 75195), (557, 34695), (771, 25065), (1285, 15039), (1671, 11565), (2313, 8355), (2785, 6939), (3855, 5013)]