38747505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 69424128

約数和(自身を除く): 30676623

約数列:

[1, 3, 5, 15, 17, 47, 51, 53, 61, 85, 141, 159, 183, 235, 255, 265, 305, 705, 795, 799, 901, 915, 1037, 2397, 2491, 2703, 2867, 3111, 3233, 3995, 4505, 5185, 7473, 8601, 9699, 11985, 12455, 13515, 14335, 15555, 16165, 37365, 42347, 43005, 48495, 48739, 54961, 127041, 146217, 151951, 164883, 211735, 243695, 274805, 455853, 635205, 731085, 759755, 824415, 2279265, 2583167, 7749501, 12915835, 38747505]

約数ペア:

[(1, 38747505), (3, 12915835), (5, 7749501), (15, 2583167), (17, 2279265), (47, 824415), (51, 759755), (53, 731085), (61, 635205), (85, 455853), (141, 274805), (159, 243695), (183, 211735), (235, 164883), (255, 151951), (265, 146217), (305, 127041), (705, 54961), (795, 48739), (799, 48495), (901, 43005), (915, 42347), (1037, 37365), (2397, 16165), (2491, 15555), (2703, 14335), (2867, 13515), (3111, 12455), (3233, 11985), (3995, 9699), (4505, 8601), (5185, 7473)]