18302319

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 33426432

約数和(自身を除く): 15124113

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 743, 1071, 1173, 1449, 2229, 2737, 3519, 5201, 6687, 8211, 12631, 15603, 17089, 24633, 37893, 46809, 51267, 88417, 113679, 119623, 153801, 265251, 290513, 358869, 795753, 871539, 1076607, 2033591, 2614617, 6100773, 18302319]

約数ペア:

[(1, 18302319), (3, 6100773), (7, 2614617), (9, 2033591), (17, 1076607), (21, 871539), (23, 795753), (51, 358869), (63, 290513), (69, 265251), (119, 153801), (153, 119623), (161, 113679), (207, 88417), (357, 51267), (391, 46809), (483, 37893), (743, 24633), (1071, 17089), (1173, 15603), (1449, 12631), (2229, 8211), (2737, 6687), (3519, 5201)]