2624895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 5608512

約数和(自身を除く): 2983617

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 641, 819, 1365, 1923, 3205, 4095, 4487, 5769, 8333, 9615, 13461, 22435, 24999, 28845, 40383, 41665, 58331, 67305, 74997, 124995, 174993, 201915, 291655, 374985, 524979, 874965, 2624895]

約数ペア:

[(1, 2624895), (3, 874965), (5, 524979), (7, 374985), (9, 291655), (13, 201915), (15, 174993), (21, 124995), (35, 74997), (39, 67305), (45, 58331), (63, 41665), (65, 40383), (91, 28845), (105, 24999), (117, 22435), (195, 13461), (273, 9615), (315, 8333), (455, 5769), (585, 4487), (641, 4095), (819, 3205), (1365, 1923)]