221190147348

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^2\times {\mathrm{373}}^1\times {\mathrm{9803}}^1$

素因数の和:10325

約数の個数: 72

約数和(自身を含む): 524938866144

約数和(自身を除く): 303748718796

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 373, 426, 746, 852, 1119, 1492, 2238, 4476, 5041, 9803, 10082, 15123, 19606, 20164, 26483, 29409, 30246, 39212, 52966, 58818, 60492, 79449, 105932, 117636, 158898, 317796, 696013, 1392026, 1880293, 2088039, 2784052, 3656519, 3760586, 4176078, 5640879, 7313038, 7521172, 8352156, 10969557, 11281758, 14626076, 21939114, 22563516, 43878228, 49416923, 98833846, 148250769, 197667692, 259612849, 296501538, 519225698, 593003076, 778838547, 1038451396, 1557677094, 3115354188, 18432512279, 36865024558, 55297536837, 73730049116, 110595073674, 221190147348]

約数ペア:

[(1, 221190147348), (2, 110595073674), (3, 73730049116), (4, 55297536837), (6, 36865024558), (12, 18432512279), (71, 3115354188), (142, 1557677094), (213, 1038451396), (284, 778838547), (373, 593003076), (426, 519225698), (746, 296501538), (852, 259612849), (1119, 197667692), (1492, 148250769), (2238, 98833846), (4476, 49416923), (5041, 43878228), (9803, 22563516), (10082, 21939114), (15123, 14626076), (19606, 11281758), (20164, 10969557), (26483, 8352156), (29409, 7521172), (30246, 7313038), (39212, 5640879), (52966, 4176078), (58818, 3760586), (60492, 3656519), (79449, 2784052), (105932, 2088039), (117636, 1880293), (158898, 1392026), (317796, 696013)]