7838649

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 14781312

約数和(自身を除く): 6942663

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 563, 663, 819, 1071, 1547, 1689, 1989, 3941, 4641, 5067, 7319, 9571, 11823, 13923, 21957, 28713, 35469, 51233, 65871, 66997, 86139, 124423, 153699, 200991, 373269, 461097, 602973, 870961, 1119807, 2612883, 7838649]

約数ペア:

[(1, 7838649), (3, 2612883), (7, 1119807), (9, 870961), (13, 602973), (17, 461097), (21, 373269), (39, 200991), (51, 153699), (63, 124423), (91, 86139), (117, 66997), (119, 65871), (153, 51233), (221, 35469), (273, 28713), (357, 21957), (563, 13923), (663, 11823), (819, 9571), (1071, 7319), (1547, 5067), (1689, 4641), (1989, 3941)]