126021973

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 162201600

約数和(自身を除く): 36179627

約数列:

[1, 7, 11, 49, 77, 127, 263, 343, 539, 889, 1397, 1841, 2893, 3773, 6223, 9779, 12887, 20251, 33401, 43561, 68453, 90209, 141757, 233807, 367411, 479171, 992299, 1636649, 2571877, 11456543, 18003139, 126021973]

約数ペア:

[(1, 126021973), (7, 18003139), (11, 11456543), (49, 2571877), (77, 1636649), (127, 992299), (263, 479171), (343, 367411), (539, 233807), (889, 141757), (1397, 90209), (1841, 68453), (2893, 43561), (3773, 33401), (6223, 20251), (9779, 12887)]