40195701

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2887}}^1$

素因数の和:2930

約数の個数: 48

約数和(自身を含む): 75688704

約数和(自身を除く): 35493003

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 2887, 4641, 8661, 13923, 20209, 25983, 37531, 49079, 60627, 112593, 147237, 181881, 262717, 337779, 343553, 441711, 638027, 788151, 1030659, 1914081, 2364453, 3091977, 4466189, 5742243, 13398567, 40195701]

約数ペア:

[(1, 40195701), (3, 13398567), (7, 5742243), (9, 4466189), (13, 3091977), (17, 2364453), (21, 1914081), (39, 1030659), (51, 788151), (63, 638027), (91, 441711), (117, 343553), (119, 337779), (153, 262717), (221, 181881), (273, 147237), (357, 112593), (663, 60627), (819, 49079), (1071, 37531), (1547, 25983), (1989, 20209), (2887, 13923), (4641, 8661)]