2163798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 5774496

約数和(自身を除く): 3610698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1321, 1638, 2642, 3963, 7926, 9247, 11889, 17173, 18494, 23778, 27741, 34346, 51519, 55482, 83223, 103038, 120211, 154557, 166446, 240422, 309114, 360633, 721266, 1081899, 2163798]

約数ペア:

[(1, 2163798), (2, 1081899), (3, 721266), (6, 360633), (7, 309114), (9, 240422), (13, 166446), (14, 154557), (18, 120211), (21, 103038), (26, 83223), (39, 55482), (42, 51519), (63, 34346), (78, 27741), (91, 23778), (117, 18494), (126, 17173), (182, 11889), (234, 9247), (273, 7926), (546, 3963), (819, 2642), (1321, 1638)]