198250812

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 519302784

約数和(自身を除く): 321051972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 83, 86, 129, 166, 172, 249, 258, 332, 387, 498, 516, 747, 774, 996, 1494, 1543, 1548, 2988, 3086, 3569, 4629, 6172, 7138, 9258, 10707, 13887, 14276, 18516, 21414, 27774, 32121, 42828, 55548, 64242, 66349, 128069, 128484, 132698, 199047, 256138, 265396, 384207, 398094, 512276, 597141, 768414, 796188, 1152621, 1194282, 1536828, 2305242, 2388564, 4610484, 5506967, 11013934, 16520901, 22027868, 33041802, 49562703, 66083604, 99125406, 198250812]

約数ペア:

[(1, 198250812), (2, 99125406), (3, 66083604), (4, 49562703), (6, 33041802), (9, 22027868), (12, 16520901), (18, 11013934), (36, 5506967), (43, 4610484), (83, 2388564), (86, 2305242), (129, 1536828), (166, 1194282), (172, 1152621), (249, 796188), (258, 768414), (332, 597141), (387, 512276), (498, 398094), (516, 384207), (747, 265396), (774, 256138), (996, 199047), (1494, 132698), (1543, 128484), (1548, 128069), (2988, 66349), (3086, 64242), (3569, 55548), (4629, 42828), (6172, 32121), (7138, 27774), (9258, 21414), (10707, 18516), (13887, 14276)]