8478990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7247}}^1$

素因数の和:7273

約数の個数: 48

約数和(自身を含む): 23744448

約数和(自身を除く): 15265458

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 7247, 14494, 21741, 36235, 43482, 65223, 72470, 94211, 108705, 130446, 188422, 217410, 282633, 326115, 471055, 565266, 652230, 847899, 942110, 1413165, 1695798, 2826330, 4239495, 8478990]

約数ペア:

[(1, 8478990), (2, 4239495), (3, 2826330), (5, 1695798), (6, 1413165), (9, 942110), (10, 847899), (13, 652230), (15, 565266), (18, 471055), (26, 326115), (30, 282633), (39, 217410), (45, 188422), (65, 130446), (78, 108705), (90, 94211), (117, 72470), (130, 65223), (195, 43482), (234, 36235), (390, 21741), (585, 14494), (1170, 7247)]