1280450145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{26161}}^1$

素因数の和:26433

約数の個数: 32

約数和(自身を含む): 2215188864

約数和(自身を除く): 934738719

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 753, 1255, 3263, 3765, 9789, 16315, 26161, 48945, 78483, 130805, 340093, 392415, 1020279, 1700465, 5101395, 6566411, 19699233, 32832055, 85363343, 98496165, 256090029, 426816715, 1280450145]

約数ペア:

[(1, 1280450145), (3, 426816715), (5, 256090029), (13, 98496165), (15, 85363343), (39, 32832055), (65, 19699233), (195, 6566411), (251, 5101395), (753, 1700465), (1255, 1020279), (3263, 392415), (3765, 340093), (9789, 130805), (16315, 78483), (26161, 48945)]