81799198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 137763360

約数和(自身を除く): 55964162

約数列:

[1, 2, 13, 26, 29, 58, 157, 314, 377, 691, 754, 1382, 2041, 4082, 4553, 8983, 9106, 17966, 20039, 40078, 59189, 108487, 118378, 216974, 260507, 521014, 1410331, 2820662, 3146123, 6292246, 40899599, 81799198]

約数ペア:

[(1, 81799198), (2, 40899599), (13, 6292246), (26, 3146123), (29, 2820662), (58, 1410331), (157, 521014), (314, 260507), (377, 216974), (691, 118378), (754, 108487), (1382, 59189), (2041, 40078), (4082, 20039), (4553, 17966), (8983, 9106)]