204391605

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 368271360

約数和(自身を除く): 163879755

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 73, 165, 213, 219, 239, 355, 365, 717, 781, 803, 1065, 1095, 1195, 2343, 2409, 2629, 3585, 3905, 4015, 5183, 7887, 11715, 12045, 13145, 15549, 16969, 17447, 25915, 39435, 50907, 52341, 57013, 77745, 84845, 87235, 171039, 186659, 191917, 254535, 261705, 285065, 559977, 575751, 855195, 933295, 959585, 1238737, 2799885, 2878755, 3716211, 6193685, 13626107, 18581055, 40878321, 68130535, 204391605]

約数ペア:

[(1, 204391605), (3, 68130535), (5, 40878321), (11, 18581055), (15, 13626107), (33, 6193685), (55, 3716211), (71, 2878755), (73, 2799885), (165, 1238737), (213, 959585), (219, 933295), (239, 855195), (355, 575751), (365, 559977), (717, 285065), (781, 261705), (803, 254535), (1065, 191917), (1095, 186659), (1195, 171039), (2343, 87235), (2409, 84845), (2629, 77745), (3585, 57013), (3905, 52341), (4015, 50907), (5183, 39435), (7887, 25915), (11715, 17447), (12045, 16969), (13145, 15549)]