189128536

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 379636200

約数和(自身を除く): 190507664

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 289, 358, 457, 578, 716, 914, 1156, 1432, 1828, 2312, 3043, 3656, 6086, 7769, 12172, 15538, 24344, 31076, 51731, 62152, 81803, 103462, 132073, 163606, 206924, 264146, 327212, 413848, 528292, 654424, 1056584, 1390651, 2781302, 5562604, 11125208, 23641067, 47282134, 94564268, 189128536]

約数ペア:

[(1, 189128536), (2, 94564268), (4, 47282134), (8, 23641067), (17, 11125208), (34, 5562604), (68, 2781302), (136, 1390651), (179, 1056584), (289, 654424), (358, 528292), (457, 413848), (578, 327212), (716, 264146), (914, 206924), (1156, 163606), (1432, 132073), (1828, 103462), (2312, 81803), (3043, 62152), (3656, 51731), (6086, 31076), (7769, 24344), (12172, 15538)]