722387538

素因数分解:

$2^1\times 3^3\times {\mathrm{223}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 1625702400

約数和(自身を除く): 903314862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 223, 239, 251, 446, 478, 502, 669, 717, 753, 1338, 1434, 1506, 2007, 2151, 2259, 4014, 4302, 4518, 6021, 6453, 6777, 12042, 12906, 13554, 53297, 55973, 59989, 106594, 111946, 119978, 159891, 167919, 179967, 319782, 335838, 359934, 479673, 503757, 539901, 959346, 1007514, 1079802, 1439019, 1511271, 1619703, 2878038, 3022542, 3239406, 13377547, 26755094, 40132641, 80265282, 120397923, 240795846, 361193769, 722387538]

約数ペア:

[(1, 722387538), (2, 361193769), (3, 240795846), (6, 120397923), (9, 80265282), (18, 40132641), (27, 26755094), (54, 13377547), (223, 3239406), (239, 3022542), (251, 2878038), (446, 1619703), (478, 1511271), (502, 1439019), (669, 1079802), (717, 1007514), (753, 959346), (1338, 539901), (1434, 503757), (1506, 479673), (2007, 359934), (2151, 335838), (2259, 319782), (4014, 179967), (4302, 167919), (4518, 159891), (6021, 119978), (6453, 111946), (6777, 106594), (12042, 59989), (12906, 55973), (13554, 53297)]