219848508

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12911}}^1$

素因数の和:12975

約数の個数: 72

約数和(自身を含む): 620395776

約数和(自身を除く): 400547268

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1892, 2838, 4257, 5676, 8514, 12911, 17028, 25822, 38733, 51644, 77466, 116199, 142021, 154932, 232398, 284042, 426063, 464796, 555173, 568084, 852126, 1110346, 1278189, 1665519, 1704252, 2220692, 2556378, 3331038, 4996557, 5112756, 6106903, 6662076, 9993114, 12213806, 18320709, 19986228, 24427612, 36641418, 54962127, 73282836, 109924254, 219848508]

約数ペア:

[(1, 219848508), (2, 109924254), (3, 73282836), (4, 54962127), (6, 36641418), (9, 24427612), (11, 19986228), (12, 18320709), (18, 12213806), (22, 9993114), (33, 6662076), (36, 6106903), (43, 5112756), (44, 4996557), (66, 3331038), (86, 2556378), (99, 2220692), (129, 1704252), (132, 1665519), (172, 1278189), (198, 1110346), (258, 852126), (387, 568084), (396, 555173), (473, 464796), (516, 426063), (774, 284042), (946, 232398), (1419, 154932), (1548, 142021), (1892, 116199), (2838, 77466), (4257, 51644), (5676, 38733), (8514, 25822), (12911, 17028)]