231117328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 60

約数和(自身を含む): 495031684

約数和(自身を除く): 263914356

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 661, 1066, 1322, 1681, 2132, 2644, 3362, 4264, 5288, 6724, 8528, 8593, 10576, 13448, 17186, 21853, 26896, 27101, 34372, 43706, 54202, 68744, 87412, 108404, 137488, 174824, 216808, 349648, 352313, 433616, 704626, 1111141, 1409252, 2222282, 2818504, 4444564, 5637008, 8889128, 14444833, 17778256, 28889666, 57779332, 115558664, 231117328]

約数ペア:

[(1, 231117328), (2, 115558664), (4, 57779332), (8, 28889666), (13, 17778256), (16, 14444833), (26, 8889128), (41, 5637008), (52, 4444564), (82, 2818504), (104, 2222282), (164, 1409252), (208, 1111141), (328, 704626), (533, 433616), (656, 352313), (661, 349648), (1066, 216808), (1322, 174824), (1681, 137488), (2132, 108404), (2644, 87412), (3362, 68744), (4264, 54202), (5288, 43706), (6724, 34372), (8528, 27101), (8593, 26896), (10576, 21853), (13448, 17186)]