219080890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{51307}}^1$

素因数の和:51382

約数の個数: 32

約数和(自身を含む): 458077824

約数和(自身を除く): 238996934

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 51307, 102614, 256535, 359149, 513070, 718298, 1795745, 3129727, 3591490, 6259454, 15648635, 21908089, 31297270, 43816178, 109540445, 219080890]

約数ペア:

[(1, 219080890), (2, 109540445), (5, 43816178), (7, 31297270), (10, 21908089), (14, 15648635), (35, 6259454), (61, 3591490), (70, 3129727), (122, 1795745), (305, 718298), (427, 513070), (610, 359149), (854, 256535), (2135, 102614), (4270, 51307)]