388614254

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 713811840

約数和(自身を除く): 325197586

約数列:

[1, 2, 7, 14, 17, 34, 119, 139, 238, 278, 289, 578, 691, 973, 1382, 1946, 2023, 2363, 4046, 4726, 4837, 9674, 11747, 16541, 23494, 33082, 40171, 80342, 82229, 96049, 164458, 192098, 199699, 281197, 399398, 562394, 672343, 1344686, 1397893, 1632833, 2795786, 3265666, 11429831, 22859662, 27758161, 55516322, 194307127, 388614254]

約数ペア:

[(1, 388614254), (2, 194307127), (7, 55516322), (14, 27758161), (17, 22859662), (34, 11429831), (119, 3265666), (139, 2795786), (238, 1632833), (278, 1397893), (289, 1344686), (578, 672343), (691, 562394), (973, 399398), (1382, 281197), (1946, 199699), (2023, 192098), (2363, 164458), (4046, 96049), (4726, 82229), (4837, 80342), (9674, 40171), (11747, 33082), (16541, 23494)]