128878862

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6133}}^1$

素因数の和:6240

約数の個数: 32

約数和(自身を含む): 235545600

約数和(自身を除く): 106666738

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1106, 1501, 3002, 6133, 10507, 12266, 21014, 42931, 85862, 116527, 233054, 484507, 815689, 969014, 1631378, 3391549, 6783098, 9205633, 18411266, 64439431, 128878862]

約数ペア:

[(1, 128878862), (2, 64439431), (7, 18411266), (14, 9205633), (19, 6783098), (38, 3391549), (79, 1631378), (133, 969014), (158, 815689), (266, 484507), (553, 233054), (1106, 116527), (1501, 85862), (3002, 42931), (6133, 21014), (10507, 12266)]