69141513

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 111744000

約数和(自身を除く): 42602487

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 1163, 2831, 3129, 3489, 8141, 8493, 19817, 22097, 24423, 59451, 66291, 154679, 173287, 464037, 519861, 1213009, 3292453, 3639027, 9877359, 23047171, 69141513]

約数ペア:

[(1, 69141513), (3, 23047171), (7, 9877359), (19, 3639027), (21, 3292453), (57, 1213009), (133, 519861), (149, 464037), (399, 173287), (447, 154679), (1043, 66291), (1163, 59451), (2831, 24423), (3129, 22097), (3489, 19817), (8141, 8493)]