231931816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1498

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 257956184

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 53, 68, 92, 106, 136, 184, 212, 391, 424, 782, 901, 1219, 1399, 1564, 1802, 2438, 2798, 3128, 3604, 4876, 5596, 7208, 9752, 11192, 20723, 23783, 32177, 41446, 47566, 64354, 74147, 82892, 95132, 128708, 148294, 165784, 190264, 257416, 296588, 547009, 593176, 1094018, 1260499, 1705381, 2188036, 2520998, 3410762, 4376072, 5041996, 6821524, 10083992, 13643048, 28991477, 57982954, 115965908, 231931816]

約数ペア:

[(1, 231931816), (2, 115965908), (4, 57982954), (8, 28991477), (17, 13643048), (23, 10083992), (34, 6821524), (46, 5041996), (53, 4376072), (68, 3410762), (92, 2520998), (106, 2188036), (136, 1705381), (184, 1260499), (212, 1094018), (391, 593176), (424, 547009), (782, 296588), (901, 257416), (1219, 190264), (1399, 165784), (1564, 148294), (1802, 128708), (2438, 95132), (2798, 82892), (3128, 74147), (3604, 64354), (4876, 47566), (5596, 41446), (7208, 32177), (9752, 23783), (11192, 20723)]