15665897086

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{256121}}^1$

素因数の和:256404

約数の個数: 32

約数和(自身を含む): 28546333632

約数和(自身を除く): 12880436546

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 257, 514, 1799, 3598, 4369, 8738, 30583, 61166, 256121, 512242, 1792847, 3585694, 4354057, 8708114, 30478399, 60956798, 65823097, 131646194, 460761679, 921523358, 1118992649, 2237985298, 7832948543, 15665897086]

約数ペア:

[(1, 15665897086), (2, 7832948543), (7, 2237985298), (14, 1118992649), (17, 921523358), (34, 460761679), (119, 131646194), (238, 65823097), (257, 60956798), (514, 30478399), (1799, 8708114), (3598, 4354057), (4369, 3585694), (8738, 1792847), (30583, 512242), (61166, 256121)]