28493312

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 80

約数和(自身を含む): 62607600

約数和(自身を除く): 34114288

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 101, 116, 128, 152, 202, 232, 256, 304, 404, 464, 512, 551, 608, 808, 928, 1102, 1216, 1616, 1856, 1919, 2204, 2432, 2929, 3232, 3712, 3838, 4408, 4864, 5858, 6464, 7424, 7676, 8816, 9728, 11716, 12928, 14848, 15352, 17632, 23432, 25856, 30704, 35264, 46864, 51712, 55651, 61408, 70528, 93728, 111302, 122816, 141056, 187456, 222604, 245632, 282112, 374912, 445208, 491264, 749824, 890416, 982528, 1499648, 1780832, 3561664, 7123328, 14246656, 28493312]

約数ペア:

[(1, 28493312), (2, 14246656), (4, 7123328), (8, 3561664), (16, 1780832), (19, 1499648), (29, 982528), (32, 890416), (38, 749824), (58, 491264), (64, 445208), (76, 374912), (101, 282112), (116, 245632), (128, 222604), (152, 187456), (202, 141056), (232, 122816), (256, 111302), (304, 93728), (404, 70528), (464, 61408), (512, 55651), (551, 51712), (608, 46864), (808, 35264), (928, 30704), (1102, 25856), (1216, 23432), (1616, 17632), (1856, 15352), (1919, 14848), (2204, 12928), (2432, 11716), (2929, 9728), (3232, 8816), (3712, 7676), (3838, 7424), (4408, 6464), (4864, 5858)]