171277418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 300754944

約数和(自身を除く): 129477526

約数列:

[1, 2, 13, 26, 31, 41, 62, 71, 73, 82, 142, 146, 403, 533, 806, 923, 949, 1066, 1271, 1846, 1898, 2201, 2263, 2542, 2911, 2993, 4402, 4526, 5183, 5822, 5986, 10366, 16523, 28613, 29419, 33046, 37843, 38909, 57226, 58838, 67379, 75686, 77818, 90241, 92783, 134758, 160673, 180482, 185566, 212503, 321346, 425006, 1173133, 1206179, 2088749, 2346266, 2412358, 2762539, 4177498, 5525078, 6587593, 13175186, 85638709, 171277418]

約数ペア:

[(1, 171277418), (2, 85638709), (13, 13175186), (26, 6587593), (31, 5525078), (41, 4177498), (62, 2762539), (71, 2412358), (73, 2346266), (82, 2088749), (142, 1206179), (146, 1173133), (403, 425006), (533, 321346), (806, 212503), (923, 185566), (949, 180482), (1066, 160673), (1271, 134758), (1846, 92783), (1898, 90241), (2201, 77818), (2263, 75686), (2542, 67379), (2911, 58838), (2993, 57226), (4402, 38909), (4526, 37843), (5183, 33046), (5822, 29419), (5986, 28613), (10366, 16523)]