219609855

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 387934560

約数和(自身を除く): 168324705

約数列:

[1, 3, 5, 9, 15, 45, 101, 211, 229, 303, 505, 633, 687, 909, 1055, 1145, 1515, 1899, 2061, 3165, 3435, 4545, 9495, 10305, 21311, 23129, 48319, 63933, 69387, 106555, 115645, 144957, 191799, 208161, 241595, 319665, 346935, 434871, 724785, 958995, 1040805, 2174355, 4880219, 14640657, 24401095, 43921971, 73203285, 219609855]

約数ペア:

[(1, 219609855), (3, 73203285), (5, 43921971), (9, 24401095), (15, 14640657), (45, 4880219), (101, 2174355), (211, 1040805), (229, 958995), (303, 724785), (505, 434871), (633, 346935), (687, 319665), (909, 241595), (1055, 208161), (1145, 191799), (1515, 144957), (1899, 115645), (2061, 106555), (3165, 69387), (3435, 63933), (4545, 48319), (9495, 23129), (10305, 21311)]