221958828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9679}}^1$

素因数の和:9716

約数の個数: 108

約数和(自身を含む): 702942240

約数和(自身を除く): 480983412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 9679, 11466, 19358, 22932, 29037, 38716, 58074, 67753, 87111, 116148, 125827, 135506, 174222, 203259, 251654, 271012, 348444, 377481, 406518, 474271, 503308, 609777, 754962, 813036, 880789, 948542, 1132443, 1219554, 1422813, 1509924, 1761578, 1897084, 2264886, 2439108, 2642367, 2845626, 3523156, 4268439, 4529772, 5284734, 5691252, 6165523, 7927101, 8536878, 10569468, 12331046, 15854202, 17073756, 18496569, 24662092, 31708404, 36993138, 55489707, 73986276, 110979414, 221958828]

約数ペア:

[(1, 221958828), (2, 110979414), (3, 73986276), (4, 55489707), (6, 36993138), (7, 31708404), (9, 24662092), (12, 18496569), (13, 17073756), (14, 15854202), (18, 12331046), (21, 10569468), (26, 8536878), (28, 7927101), (36, 6165523), (39, 5691252), (42, 5284734), (49, 4529772), (52, 4268439), (63, 3523156), (78, 2845626), (84, 2642367), (91, 2439108), (98, 2264886), (117, 1897084), (126, 1761578), (147, 1509924), (156, 1422813), (182, 1219554), (196, 1132443), (234, 948542), (252, 880789), (273, 813036), (294, 754962), (364, 609777), (441, 503308), (468, 474271), (546, 406518), (588, 377481), (637, 348444), (819, 271012), (882, 251654), (1092, 203259), (1274, 174222), (1638, 135506), (1764, 125827), (1911, 116148), (2548, 87111), (3276, 67753), (3822, 58074), (5733, 38716), (7644, 29037), (9679, 22932), (11466, 19358)]