511664385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 892995840

約数和(自身を除く): 381331455

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 131, 159, 255, 265, 289, 393, 655, 795, 867, 901, 1445, 1965, 2227, 2703, 4335, 4505, 4913, 6681, 6943, 11135, 13515, 14739, 15317, 20829, 24565, 33405, 34715, 37859, 45951, 73695, 76585, 104145, 113577, 118031, 189295, 229755, 260389, 354093, 567885, 590155, 643603, 781167, 1301945, 1770465, 1930809, 2006527, 3218015, 3905835, 6019581, 9654045, 10032635, 30097905, 34110959, 102332877, 170554795, 511664385]

約数ペア:

[(1, 511664385), (3, 170554795), (5, 102332877), (15, 34110959), (17, 30097905), (51, 10032635), (53, 9654045), (85, 6019581), (131, 3905835), (159, 3218015), (255, 2006527), (265, 1930809), (289, 1770465), (393, 1301945), (655, 781167), (795, 643603), (867, 590155), (901, 567885), (1445, 354093), (1965, 260389), (2227, 229755), (2703, 189295), (4335, 118031), (4505, 113577), (4913, 104145), (6681, 76585), (6943, 73695), (11135, 45951), (13515, 37859), (14739, 34715), (15317, 33405), (20829, 24565)]