127788012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{691}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 353650752

約数和(自身を除く): 225862740

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 467, 691, 934, 1382, 1401, 1868, 2073, 2764, 2802, 4146, 4203, 5137, 5604, 6219, 7601, 8292, 8406, 10274, 12438, 15202, 15411, 16812, 20548, 22803, 24876, 30404, 30822, 45606, 46233, 61644, 68409, 91212, 92466, 136818, 184932, 273636, 322697, 645394, 968091, 1290788, 1936182, 2904273, 3549667, 3872364, 5808546, 7099334, 10649001, 11617092, 14198668, 21298002, 31947003, 42596004, 63894006, 127788012]

約数ペア:

[(1, 127788012), (2, 63894006), (3, 42596004), (4, 31947003), (6, 21298002), (9, 14198668), (11, 11617092), (12, 10649001), (18, 7099334), (22, 5808546), (33, 3872364), (36, 3549667), (44, 2904273), (66, 1936182), (99, 1290788), (132, 968091), (198, 645394), (396, 322697), (467, 273636), (691, 184932), (934, 136818), (1382, 92466), (1401, 91212), (1868, 68409), (2073, 61644), (2764, 46233), (2802, 45606), (4146, 30822), (4203, 30404), (5137, 24876), (5604, 22803), (6219, 20548), (7601, 16812), (8292, 15411), (8406, 15202), (10274, 12438)]