1681254

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 3953664

約数和(自身を除く): 2272410

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 131, 138, 186, 207, 262, 279, 393, 414, 558, 713, 786, 1179, 1426, 2139, 2358, 3013, 4061, 4278, 6026, 6417, 8122, 9039, 12183, 12834, 18078, 24366, 27117, 36549, 54234, 73098, 93403, 186806, 280209, 560418, 840627, 1681254]

約数ペア:

[(1, 1681254), (2, 840627), (3, 560418), (6, 280209), (9, 186806), (18, 93403), (23, 73098), (31, 54234), (46, 36549), (62, 27117), (69, 24366), (93, 18078), (131, 12834), (138, 12183), (186, 9039), (207, 8122), (262, 6417), (279, 6026), (393, 4278), (414, 4061), (558, 3013), (713, 2358), (786, 2139), (1179, 1426)]