281630288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{6841}}^1$

素因数の和:6963

約数の個数: 40

約数和(自身を含む): 570130176

約数和(自身を除く): 288499888

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 1328, 2573, 5146, 6841, 10292, 13682, 20584, 27364, 41168, 54728, 109456, 212071, 424142, 567803, 848284, 1135606, 1696568, 2271212, 3393136, 4542424, 9084848, 17601893, 35203786, 70407572, 140815144, 281630288]

約数ペア:

[(1, 281630288), (2, 140815144), (4, 70407572), (8, 35203786), (16, 17601893), (31, 9084848), (62, 4542424), (83, 3393136), (124, 2271212), (166, 1696568), (248, 1135606), (332, 848284), (496, 567803), (664, 424142), (1328, 212071), (2573, 109456), (5146, 54728), (6841, 41168), (10292, 27364), (13682, 20584)]