291277290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{422141}}^1$

素因数の和:422174

約数の個数: 32

約数和(自身を含む): 729461376

約数和(自身を除く): 438184086

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 422141, 844282, 1266423, 2110705, 2532846, 4221410, 6332115, 9709243, 12664230, 19418486, 29127729, 48546215, 58255458, 97092430, 145638645, 291277290]

約数ペア:

[(1, 291277290), (2, 145638645), (3, 97092430), (5, 58255458), (6, 48546215), (10, 29127729), (15, 19418486), (23, 12664230), (30, 9709243), (46, 6332115), (69, 4221410), (115, 2532846), (138, 2110705), (230, 1266423), (345, 844282), (690, 422141)]