91487851

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 122266368

約数和(自身を除く): 30778517

約数列:

[1, 7, 13, 31, 41, 49, 91, 113, 217, 287, 403, 533, 637, 791, 1271, 1469, 1519, 2009, 2821, 3503, 3731, 4633, 5537, 8897, 10283, 16523, 19747, 24521, 26117, 32431, 45539, 60229, 62279, 71981, 115661, 143623, 171647, 227017, 318773, 421603, 809627, 1005361, 1867099, 2231411, 2951221, 7037527, 13069693, 91487851]

約数ペア:

[(1, 91487851), (7, 13069693), (13, 7037527), (31, 2951221), (41, 2231411), (49, 1867099), (91, 1005361), (113, 809627), (217, 421603), (287, 318773), (403, 227017), (533, 171647), (637, 143623), (791, 115661), (1271, 71981), (1469, 62279), (1519, 60229), (2009, 45539), (2821, 32431), (3503, 26117), (3731, 24521), (4633, 19747), (5537, 16523), (8897, 10283)]