12879724

素因数分解:

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

素因数の和:151

約数の個数: 72

約数和(自身を含む): 28153440

約数和(自身を除く): 15273716

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 89, 92, 121, 143, 178, 242, 253, 286, 299, 356, 484, 506, 572, 598, 979, 1012, 1157, 1196, 1573, 1958, 2047, 2314, 2783, 3146, 3289, 3916, 4094, 4628, 5566, 6292, 6578, 8188, 10769, 11132, 12727, 13156, 21538, 22517, 25454, 26611, 36179, 43076, 45034, 50908, 53222, 72358, 90068, 106444, 139997, 144716, 247687, 279994, 292721, 495374, 559988, 585442, 990748, 1170884, 3219931, 6439862, 12879724]

約数ペア:

[(1, 12879724), (2, 6439862), (4, 3219931), (11, 1170884), (13, 990748), (22, 585442), (23, 559988), (26, 495374), (44, 292721), (46, 279994), (52, 247687), (89, 144716), (92, 139997), (121, 106444), (143, 90068), (178, 72358), (242, 53222), (253, 50908), (286, 45034), (299, 43076), (356, 36179), (484, 26611), (506, 25454), (572, 22517), (598, 21538), (979, 13156), (1012, 12727), (1157, 11132), (1196, 10769), (1573, 8188), (1958, 6578), (2047, 6292), (2314, 5566), (2783, 4628), (3146, 4094), (3289, 3916)]