16161525

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:392

約数の個数: 60

約数和(自身を含む): 31328352

約数和(自身を除く): 15166827

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 345, 347, 405, 575, 621, 675, 1035, 1041, 1725, 1735, 1863, 2025, 3105, 3123, 5175, 5205, 7981, 8675, 9315, 9369, 15525, 15615, 23943, 26025, 28107, 39905, 46575, 46845, 71829, 78075, 119715, 140535, 199525, 215487, 234225, 359145, 598575, 646461, 702675, 1077435, 1795725, 3232305, 5387175, 16161525]

約数ペア:

[(1, 16161525), (3, 5387175), (5, 3232305), (9, 1795725), (15, 1077435), (23, 702675), (25, 646461), (27, 598575), (45, 359145), (69, 234225), (75, 215487), (81, 199525), (115, 140535), (135, 119715), (207, 78075), (225, 71829), (345, 46845), (347, 46575), (405, 39905), (575, 28107), (621, 26025), (675, 23943), (1035, 15615), (1041, 15525), (1725, 9369), (1735, 9315), (1863, 8675), (2025, 7981), (3105, 5205), (3123, 5175)]