221282464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17159}}^1$

素因数の和:17213

約数の個数: 48

約数和(自身を含む): 484323840

約数和(自身を除く): 263041376

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, 17159, 34318, 68636, 137272, 223067, 274544, 446134, 531929, 549088, 892268, 1063858, 1784536, 2127716, 3569072, 4255432, 6915077, 7138144, 8510864, 13830154, 17021728, 27660308, 55320616, 110641232, 221282464]

約数ペア:

[(1, 221282464), (2, 110641232), (4, 55320616), (8, 27660308), (13, 17021728), (16, 13830154), (26, 8510864), (31, 7138144), (32, 6915077), (52, 4255432), (62, 3569072), (104, 2127716), (124, 1784536), (208, 1063858), (248, 892268), (403, 549088), (416, 531929), (496, 446134), (806, 274544), (992, 223067), (1612, 137272), (3224, 68636), (6448, 34318), (12896, 17159)]