61178689

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 80438400

約数和(自身を除く): 19259711

約数列:

[1, 11, 13, 19, 23, 89, 121, 143, 209, 247, 253, 299, 437, 979, 1157, 1573, 1691, 2047, 2299, 2717, 2783, 3289, 4807, 5681, 10769, 12727, 18601, 21983, 22517, 26611, 29887, 36179, 38893, 52877, 62491, 139997, 204611, 241813, 247687, 292721, 427823, 505609, 687401, 2659943, 3219931, 4706053, 5561699, 61178689]

約数ペア:

[(1, 61178689), (11, 5561699), (13, 4706053), (19, 3219931), (23, 2659943), (89, 687401), (121, 505609), (143, 427823), (209, 292721), (247, 247687), (253, 241813), (299, 204611), (437, 139997), (979, 62491), (1157, 52877), (1573, 38893), (1691, 36179), (2047, 29887), (2299, 26611), (2717, 22517), (2783, 21983), (3289, 18601), (4807, 12727), (5681, 10769)]