199998498

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{13883}}^1$

素因数の和:13916

約数の個数: 40

約数和(自身を含む): 466669008

約数和(自身を除く): 266670510

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 2401, 4802, 7203, 13883, 14406, 27766, 41649, 83298, 97181, 194362, 291543, 583086, 680267, 1360534, 2040801, 4081602, 4761869, 9523738, 14285607, 28571214, 33333083, 66666166, 99999249, 199998498]

約数ペア:

[(1, 199998498), (2, 99999249), (3, 66666166), (6, 33333083), (7, 28571214), (14, 14285607), (21, 9523738), (42, 4761869), (49, 4081602), (98, 2040801), (147, 1360534), (294, 680267), (343, 583086), (686, 291543), (1029, 194362), (2058, 97181), (2401, 83298), (4802, 41649), (7203, 27766), (13883, 14406)]