212798005

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4609

約数の個数: 32

約数和(自身を含む): 311592960

約数和(自身を除く): 98794955

約数列:

[1, 5, 7, 19, 35, 71, 95, 133, 355, 497, 665, 1349, 2485, 4507, 6745, 9443, 22535, 31549, 47215, 85633, 157745, 319997, 428165, 599431, 1599985, 2239979, 2997155, 6079943, 11199895, 30399715, 42559601, 212798005]

約数ペア:

[(1, 212798005), (5, 42559601), (7, 30399715), (19, 11199895), (35, 6079943), (71, 2997155), (95, 2239979), (133, 1599985), (355, 599431), (497, 428165), (665, 319997), (1349, 157745), (2485, 85633), (4507, 47215), (6745, 31549), (9443, 22535)]