287148004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 608114304

約数和(自身を除く): 320966300

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 121, 143, 188, 242, 286, 484, 517, 572, 611, 971, 1034, 1222, 1573, 1942, 2068, 2444, 3146, 3884, 5687, 6292, 6721, 10681, 11374, 12623, 13442, 21362, 22748, 25246, 26884, 42724, 45637, 50492, 73931, 91274, 117491, 138853, 147862, 182548, 234982, 277706, 295724, 469964, 502007, 555412, 593281, 1004014, 1186562, 1527383, 2008028, 2373124, 3054766, 5522077, 6109532, 6526091, 11044154, 13052182, 22088308, 26104364, 71787001, 143574002, 287148004]

約数ペア:

[(1, 287148004), (2, 143574002), (4, 71787001), (11, 26104364), (13, 22088308), (22, 13052182), (26, 11044154), (44, 6526091), (47, 6109532), (52, 5522077), (94, 3054766), (121, 2373124), (143, 2008028), (188, 1527383), (242, 1186562), (286, 1004014), (484, 593281), (517, 555412), (572, 502007), (611, 469964), (971, 295724), (1034, 277706), (1222, 234982), (1573, 182548), (1942, 147862), (2068, 138853), (2444, 117491), (3146, 91274), (3884, 73931), (5687, 50492), (6292, 45637), (6721, 42724), (10681, 26884), (11374, 25246), (12623, 22748), (13442, 21362)]