388625342

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1877}}^1$

素因数の和:2552

約数の個数: 32

約数和(自身を含む): 696632832

約数和(自身を除く): 308007490

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 643, 1286, 1877, 3754, 4501, 9002, 13139, 14789, 26278, 29578, 43171, 86342, 103523, 207046, 302197, 604394, 1206911, 2413822, 8448377, 16896754, 27758953, 55517906, 194312671, 388625342]

約数ペア:

[(1, 388625342), (2, 194312671), (7, 55517906), (14, 27758953), (23, 16896754), (46, 8448377), (161, 2413822), (322, 1206911), (643, 604394), (1286, 302197), (1877, 207046), (3754, 103523), (4501, 86342), (9002, 43171), (13139, 29578), (14789, 26278)]