23965821

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 42393600

約数和(自身を除く): 18427779

約数列:

[1, 3, 9, 11, 19, 27, 31, 33, 57, 93, 99, 137, 171, 209, 279, 297, 341, 411, 513, 589, 627, 837, 1023, 1233, 1507, 1767, 1881, 2603, 3069, 3699, 4247, 4521, 5301, 5643, 6479, 7809, 9207, 12741, 13563, 15903, 19437, 23427, 28633, 38223, 40689, 46717, 58311, 70281, 80693, 85899, 114669, 140151, 174933, 242079, 257697, 420453, 726237, 773091, 887623, 1261359, 2178711, 2662869, 7988607, 23965821]

約数ペア:

[(1, 23965821), (3, 7988607), (9, 2662869), (11, 2178711), (19, 1261359), (27, 887623), (31, 773091), (33, 726237), (57, 420453), (93, 257697), (99, 242079), (137, 174933), (171, 140151), (209, 114669), (279, 85899), (297, 80693), (341, 70281), (411, 58311), (513, 46717), (589, 40689), (627, 38223), (837, 28633), (1023, 23427), (1233, 19437), (1507, 15903), (1767, 13563), (1881, 12741), (2603, 9207), (3069, 7809), (3699, 6479), (4247, 5643), (4521, 5301)]