1289366912

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{829}}^1$

素因数の和:1291

約数の個数: 64

約数和(自身を含む): 2666790000

約数和(自身を除く): 1377423088

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 419, 464, 829, 838, 928, 1658, 1676, 1856, 3316, 3352, 3712, 6632, 6704, 12151, 13264, 13408, 24041, 24302, 26528, 26816, 48082, 48604, 53056, 53632, 96164, 97208, 106112, 192328, 194416, 347351, 384656, 388832, 694702, 769312, 777664, 1389404, 1538624, 1555328, 2778808, 3077248, 5557616, 10073179, 11115232, 20146358, 22230464, 40292716, 44460928, 80585432, 161170864, 322341728, 644683456, 1289366912]

約数ペア:

[(1, 1289366912), (2, 644683456), (4, 322341728), (8, 161170864), (16, 80585432), (29, 44460928), (32, 40292716), (58, 22230464), (64, 20146358), (116, 11115232), (128, 10073179), (232, 5557616), (419, 3077248), (464, 2778808), (829, 1555328), (838, 1538624), (928, 1389404), (1658, 777664), (1676, 769312), (1856, 694702), (3316, 388832), (3352, 384656), (3712, 347351), (6632, 194416), (6704, 192328), (12151, 106112), (13264, 97208), (13408, 96164), (24041, 53632), (24302, 53056), (26528, 48604), (26816, 48082)]