2489796

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 6849024

約数和(自身を除く): 4359228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 97, 124, 138, 186, 194, 207, 276, 279, 291, 372, 388, 414, 558, 582, 713, 828, 873, 1116, 1164, 1426, 1746, 2139, 2231, 2852, 3007, 3492, 4278, 4462, 6014, 6417, 6693, 8556, 8924, 9021, 12028, 12834, 13386, 18042, 20079, 25668, 26772, 27063, 36084, 40158, 54126, 69161, 80316, 108252, 138322, 207483, 276644, 414966, 622449, 829932, 1244898, 2489796]

約数ペア:

[(1, 2489796), (2, 1244898), (3, 829932), (4, 622449), (6, 414966), (9, 276644), (12, 207483), (18, 138322), (23, 108252), (31, 80316), (36, 69161), (46, 54126), (62, 40158), (69, 36084), (92, 27063), (93, 26772), (97, 25668), (124, 20079), (138, 18042), (186, 13386), (194, 12834), (207, 12028), (276, 9021), (279, 8924), (291, 8556), (372, 6693), (388, 6417), (414, 6014), (558, 4462), (582, 4278), (713, 3492), (828, 3007), (873, 2852), (1116, 2231), (1164, 2139), (1426, 1746)]