31071964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1277}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 68705280

約数和(自身を除く): 37633316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1106, 1277, 1738, 2212, 2554, 3476, 5108, 6083, 8939, 12166, 14047, 17878, 24332, 28094, 35756, 56188, 98329, 100883, 196658, 201766, 393316, 403532, 706181, 1109713, 1412362, 2219426, 2824724, 4438852, 7767991, 15535982, 31071964]

約数ペア:

[(1, 31071964), (2, 15535982), (4, 7767991), (7, 4438852), (11, 2824724), (14, 2219426), (22, 1412362), (28, 1109713), (44, 706181), (77, 403532), (79, 393316), (154, 201766), (158, 196658), (308, 100883), (316, 98329), (553, 56188), (869, 35756), (1106, 28094), (1277, 24332), (1738, 17878), (2212, 14047), (2554, 12166), (3476, 8939), (5108, 6083)]