1690291616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131125

約数の個数: 48

約数和(自身を含む): 3699376128

約数和(自身を除く): 2009084512

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 131071, 262142, 524284, 1048568, 1703923, 2097136, 3407846, 4063201, 4194272, 6815692, 8126402, 13631384, 16252804, 27262768, 32505608, 52821613, 54525536, 65011216, 105643226, 130022432, 211286452, 422572904, 845145808, 1690291616]

約数ペア:

[(1, 1690291616), (2, 845145808), (4, 422572904), (8, 211286452), (13, 130022432), (16, 105643226), (26, 65011216), (31, 54525536), (32, 52821613), (52, 32505608), (62, 27262768), (104, 16252804), (124, 13631384), (208, 8126402), (248, 6815692), (403, 4194272), (416, 4063201), (496, 3407846), (806, 2097136), (992, 1703923), (1612, 1048568), (3224, 524284), (6448, 262142), (12896, 131071)]