39178251

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 69211584

約数和(自身を除く): 30033333

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 233, 357, 471, 699, 1071, 1099, 1413, 1631, 2097, 2669, 3297, 3961, 4893, 8007, 9891, 11883, 14679, 18683, 24021, 27727, 35649, 36581, 56049, 83181, 109743, 168147, 249543, 256067, 329229, 621877, 768201, 1865631, 2304603, 4353139, 5596893, 13059417, 39178251]

約数ペア:

[(1, 39178251), (3, 13059417), (7, 5596893), (9, 4353139), (17, 2304603), (21, 1865631), (51, 768201), (63, 621877), (119, 329229), (153, 256067), (157, 249543), (233, 168147), (357, 109743), (471, 83181), (699, 56049), (1071, 36581), (1099, 35649), (1413, 27727), (1631, 24021), (2097, 18683), (2669, 14679), (3297, 11883), (3961, 9891), (4893, 8007)]