1640952

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 4665600

約数和(自身を除く): 3024648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 107, 108, 142, 213, 214, 216, 284, 321, 426, 428, 568, 639, 642, 852, 856, 963, 1278, 1284, 1704, 1917, 1926, 2556, 2568, 2889, 3834, 3852, 5112, 5778, 7597, 7668, 7704, 11556, 15194, 15336, 22791, 23112, 30388, 45582, 60776, 68373, 91164, 136746, 182328, 205119, 273492, 410238, 546984, 820476, 1640952]

約数ペア:

[(1, 1640952), (2, 820476), (3, 546984), (4, 410238), (6, 273492), (8, 205119), (9, 182328), (12, 136746), (18, 91164), (24, 68373), (27, 60776), (36, 45582), (54, 30388), (71, 23112), (72, 22791), (107, 15336), (108, 15194), (142, 11556), (213, 7704), (214, 7668), (216, 7597), (284, 5778), (321, 5112), (426, 3852), (428, 3834), (568, 2889), (639, 2568), (642, 2556), (852, 1926), (856, 1917), (963, 1704), (1278, 1284)]