621478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 32

約数和(自身を含む): 1143072

約数和(自身を除く): 521594

約数列:

[1, 2, 11, 13, 22, 26, 41, 53, 82, 106, 143, 286, 451, 533, 583, 689, 902, 1066, 1166, 1378, 2173, 4346, 5863, 7579, 11726, 15158, 23903, 28249, 47806, 56498, 310739, 621478]

約数ペア:

[(1, 621478), (2, 310739), (11, 56498), (13, 47806), (22, 28249), (26, 23903), (41, 15158), (53, 11726), (82, 7579), (106, 5863), (143, 4346), (286, 2173), (451, 1378), (533, 1166), (583, 1066), (689, 902)]