1215028276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{8747}}^1$

素因数の和:8821

約数の個数: 72

約数和(自身を含む): 2736514368

約数和(自身を除く): 1521486092

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 242, 287, 308, 451, 484, 574, 847, 902, 1148, 1694, 1804, 3157, 3388, 4961, 6314, 8747, 9922, 12628, 17494, 19844, 34727, 34988, 61229, 69454, 96217, 122458, 138908, 192434, 244916, 358627, 384868, 673519, 717254, 1058387, 1347038, 1434508, 2116774, 2510389, 2694076, 3944897, 4233548, 5020778, 7408709, 7889794, 10041556, 14817418, 15779588, 27614279, 29634836, 43393867, 55228558, 86787734, 110457116, 173575468, 303757069, 607514138, 1215028276]

約数ペア:

[(1, 1215028276), (2, 607514138), (4, 303757069), (7, 173575468), (11, 110457116), (14, 86787734), (22, 55228558), (28, 43393867), (41, 29634836), (44, 27614279), (77, 15779588), (82, 14817418), (121, 10041556), (154, 7889794), (164, 7408709), (242, 5020778), (287, 4233548), (308, 3944897), (451, 2694076), (484, 2510389), (574, 2116774), (847, 1434508), (902, 1347038), (1148, 1058387), (1694, 717254), (1804, 673519), (3157, 384868), (3388, 358627), (4961, 244916), (6314, 192434), (8747, 138908), (9922, 122458), (12628, 96217), (17494, 69454), (19844, 61229), (34727, 34988)]