2198728

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 4924800

約数和(自身を除く): 2726072

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 79, 98, 142, 158, 196, 284, 316, 392, 497, 553, 568, 632, 994, 1106, 1988, 2212, 3479, 3871, 3976, 4424, 5609, 6958, 7742, 11218, 13916, 15484, 22436, 27832, 30968, 39263, 44872, 78526, 157052, 274841, 314104, 549682, 1099364, 2198728]

約数ペア:

[(1, 2198728), (2, 1099364), (4, 549682), (7, 314104), (8, 274841), (14, 157052), (28, 78526), (49, 44872), (56, 39263), (71, 30968), (79, 27832), (98, 22436), (142, 15484), (158, 13916), (196, 11218), (284, 7742), (316, 6958), (392, 5609), (497, 4424), (553, 3976), (568, 3871), (632, 3479), (994, 2212), (1106, 1988)]