388978876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6733}}^1$

素因数の和:6862

約数の個数: 48

約数和(自身を含む): 807756768

約数和(自身を除く): 418777892

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 101, 143, 202, 286, 404, 572, 1111, 1313, 2222, 2626, 4444, 5252, 6733, 13466, 14443, 26932, 28886, 57772, 74063, 87529, 148126, 175058, 296252, 350116, 680033, 962819, 1360066, 1925638, 2720132, 3851276, 7480363, 8840429, 14960726, 17680858, 29921452, 35361716, 97244719, 194489438, 388978876]

約数ペア:

[(1, 388978876), (2, 194489438), (4, 97244719), (11, 35361716), (13, 29921452), (22, 17680858), (26, 14960726), (44, 8840429), (52, 7480363), (101, 3851276), (143, 2720132), (202, 1925638), (286, 1360066), (404, 962819), (572, 680033), (1111, 350116), (1313, 296252), (2222, 175058), (2626, 148126), (4444, 87529), (5252, 74063), (6733, 57772), (13466, 28886), (14443, 26932)]