23205255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 40582944

約数和(自身を除く): 17377689

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 101, 159, 255, 265, 289, 303, 505, 795, 867, 901, 1445, 1515, 1717, 2703, 4335, 4505, 5151, 5353, 8585, 13515, 15317, 16059, 25755, 26765, 29189, 45951, 76585, 80295, 87567, 91001, 145945, 229755, 273003, 437835, 455005, 1365015, 1547017, 4641051, 7735085, 23205255]

約数ペア:

[(1, 23205255), (3, 7735085), (5, 4641051), (15, 1547017), (17, 1365015), (51, 455005), (53, 437835), (85, 273003), (101, 229755), (159, 145945), (255, 91001), (265, 87567), (289, 80295), (303, 76585), (505, 45951), (795, 29189), (867, 26765), (901, 25755), (1445, 16059), (1515, 15317), (1717, 13515), (2703, 8585), (4335, 5353), (4505, 5151)]