981407238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{4211}}^1$

素因数の和:4433

約数の個数: 64

約数和(自身を含む): 2329067520

約数和(自身を除く): 1347660282

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 179, 186, 217, 358, 434, 537, 651, 1074, 1253, 1302, 2506, 3759, 4211, 5549, 7518, 8422, 11098, 12633, 16647, 25266, 29477, 33294, 38843, 58954, 77686, 88431, 116529, 130541, 176862, 233058, 261082, 391623, 753769, 783246, 913787, 1507538, 1827574, 2261307, 2741361, 4522614, 5276383, 5482722, 10552766, 15829149, 23366839, 31658298, 46733678, 70100517, 140201034, 163567873, 327135746, 490703619, 981407238]

約数ペア:

[(1, 981407238), (2, 490703619), (3, 327135746), (6, 163567873), (7, 140201034), (14, 70100517), (21, 46733678), (31, 31658298), (42, 23366839), (62, 15829149), (93, 10552766), (179, 5482722), (186, 5276383), (217, 4522614), (358, 2741361), (434, 2261307), (537, 1827574), (651, 1507538), (1074, 913787), (1253, 783246), (1302, 753769), (2506, 391623), (3759, 261082), (4211, 233058), (5549, 176862), (7518, 130541), (8422, 116529), (11098, 88431), (12633, 77686), (16647, 58954), (25266, 38843), (29477, 33294)]