7181910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:613

約数の個数: 48

約数和(自身を含む): 18813600

約数和(自身を除く): 11631690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 401, 597, 802, 995, 1194, 1203, 1791, 1990, 2005, 2406, 2985, 3582, 3609, 4010, 5970, 6015, 7218, 8955, 12030, 17910, 18045, 36090, 79799, 159598, 239397, 398995, 478794, 718191, 797990, 1196985, 1436382, 2393970, 3590955, 7181910]

約数ペア:

[(1, 7181910), (2, 3590955), (3, 2393970), (5, 1436382), (6, 1196985), (9, 797990), (10, 718191), (15, 478794), (18, 398995), (30, 239397), (45, 159598), (90, 79799), (199, 36090), (398, 18045), (401, 17910), (597, 12030), (802, 8955), (995, 7218), (1194, 6015), (1203, 5970), (1791, 4010), (1990, 3609), (2005, 3582), (2406, 2985)]