213217810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{86323}}^1$

素因数の和:86362

約数の個数: 32

約数和(自身を含む): 435072960

約数和(自身を除く): 221855150

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 86323, 172646, 431615, 863230, 1122199, 1640137, 2244398, 3280274, 5610995, 8200685, 11221990, 16401370, 21321781, 42643562, 106608905, 213217810]

約数ペア:

[(1, 213217810), (2, 106608905), (5, 42643562), (10, 21321781), (13, 16401370), (19, 11221990), (26, 8200685), (38, 5610995), (65, 3280274), (95, 2244398), (130, 1640137), (190, 1122199), (247, 863230), (494, 431615), (1235, 172646), (2470, 86323)]