11988990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10247}}^1$

素因数の和:10273

約数の個数: 48

約数和(自身を含む): 33572448

約数和(自身を除く): 21583458

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, 10247, 20494, 30741, 51235, 61482, 92223, 102470, 133211, 153705, 184446, 266422, 307410, 399633, 461115, 666055, 799266, 922230, 1198899, 1332110, 1998165, 2397798, 3996330, 5994495, 11988990]

約数ペア:

[(1, 11988990), (2, 5994495), (3, 3996330), (5, 2397798), (6, 1998165), (9, 1332110), (10, 1198899), (13, 922230), (15, 799266), (18, 666055), (26, 461115), (30, 399633), (39, 307410), (45, 266422), (65, 184446), (78, 153705), (90, 133211), (117, 102470), (130, 92223), (195, 61482), (234, 51235), (390, 30741), (585, 20494), (1170, 10247)]