199971252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4801}}^1$

素因数の和:4913

約数の個数: 72

約数和(自身を含む): 550597320

約数和(自身を除く): 350626068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 468, 534, 801, 1068, 1157, 1602, 2314, 3204, 3471, 4628, 4801, 6942, 9602, 10413, 13884, 14403, 19204, 20826, 28806, 41652, 43209, 57612, 62413, 86418, 124826, 172836, 187239, 249652, 374478, 427289, 561717, 748956, 854578, 1123434, 1281867, 1709156, 2246868, 2563734, 3845601, 5127468, 5554757, 7691202, 11109514, 15382404, 16664271, 22219028, 33328542, 49992813, 66657084, 99985626, 199971252]

約数ペア:

[(1, 199971252), (2, 99985626), (3, 66657084), (4, 49992813), (6, 33328542), (9, 22219028), (12, 16664271), (13, 15382404), (18, 11109514), (26, 7691202), (36, 5554757), (39, 5127468), (52, 3845601), (78, 2563734), (89, 2246868), (117, 1709156), (156, 1281867), (178, 1123434), (234, 854578), (267, 748956), (356, 561717), (468, 427289), (534, 374478), (801, 249652), (1068, 187239), (1157, 172836), (1602, 124826), (2314, 86418), (3204, 62413), (3471, 57612), (4628, 43209), (4801, 41652), (6942, 28806), (9602, 20826), (10413, 19204), (13884, 14403)]