2139345

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2215215

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 53, 65, 69, 115, 117, 135, 159, 195, 207, 265, 299, 345, 351, 477, 585, 621, 689, 795, 897, 1035, 1219, 1431, 1495, 1755, 2067, 2385, 2691, 3105, 3445, 3657, 4485, 6095, 6201, 7155, 8073, 10335, 10971, 13455, 15847, 18285, 18603, 31005, 32913, 40365, 47541, 54855, 79235, 93015, 142623, 164565, 237705, 427869, 713115, 2139345]

約数ペア:

[(1, 2139345), (3, 713115), (5, 427869), (9, 237705), (13, 164565), (15, 142623), (23, 93015), (27, 79235), (39, 54855), (45, 47541), (53, 40365), (65, 32913), (69, 31005), (115, 18603), (117, 18285), (135, 15847), (159, 13455), (195, 10971), (207, 10335), (265, 8073), (299, 7155), (345, 6201), (351, 6095), (477, 4485), (585, 3657), (621, 3445), (689, 3105), (795, 2691), (897, 2385), (1035, 2067), (1219, 1755), (1431, 1495)]