212321728

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1$

素因数の和:1185

約数の個数: 56

約数和(自身を含む): 439562240

約数和(自身を除く): 227240512

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 206, 248, 412, 496, 824, 992, 1039, 1648, 1984, 2078, 3193, 3296, 4156, 6386, 6592, 8312, 12772, 16624, 25544, 32209, 33248, 51088, 64418, 66496, 102176, 107017, 128836, 204352, 214034, 257672, 428068, 515344, 856136, 1030688, 1712272, 2061376, 3317527, 3424544, 6635054, 6849088, 13270108, 26540216, 53080432, 106160864, 212321728]

約数ペア:

[(1, 212321728), (2, 106160864), (4, 53080432), (8, 26540216), (16, 13270108), (31, 6849088), (32, 6635054), (62, 3424544), (64, 3317527), (103, 2061376), (124, 1712272), (206, 1030688), (248, 856136), (412, 515344), (496, 428068), (824, 257672), (992, 214034), (1039, 204352), (1648, 128836), (1984, 107017), (2078, 102176), (3193, 66496), (3296, 64418), (4156, 51088), (6386, 33248), (6592, 32209), (8312, 25544), (12772, 16624)]