26990910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{601}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 70434000

約数和(自身を除く): 43443090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 499, 601, 998, 1202, 1497, 1803, 2495, 2994, 3005, 3606, 4491, 4990, 5409, 6010, 7485, 8982, 9015, 10818, 14970, 18030, 22455, 27045, 44910, 54090, 299899, 599798, 899697, 1499495, 1799394, 2699091, 2998990, 4498485, 5398182, 8996970, 13495455, 26990910]

約数ペア:

[(1, 26990910), (2, 13495455), (3, 8996970), (5, 5398182), (6, 4498485), (9, 2998990), (10, 2699091), (15, 1799394), (18, 1499495), (30, 899697), (45, 599798), (90, 299899), (499, 54090), (601, 44910), (998, 27045), (1202, 22455), (1497, 18030), (1803, 14970), (2495, 10818), (2994, 9015), (3005, 8982), (3606, 7485), (4491, 6010), (4990, 5409)]