212091471361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1\times {\mathrm{26041}}^1$

素因数の和:26390

約数の個数: 48

約数和(自身を含む): 280038584448

約数和(自身を除く): 67947113087

約数列:

[1, 7, 11, 19, 77, 133, 209, 293, 361, 1463, 2051, 2527, 3223, 3971, 5567, 22561, 26041, 27797, 38969, 61237, 105773, 182287, 286451, 428659, 494779, 740411, 1163503, 2005157, 3463453, 5442569, 7630013, 8144521, 9400801, 38097983, 53410091, 65805607, 83930143, 103408811, 144970247, 587511001, 723861677, 1014791729, 1594672717, 2754434693, 11162709019, 19281042851, 30298781623, 212091471361]

約数ペア:

[(1, 212091471361), (7, 30298781623), (11, 19281042851), (19, 11162709019), (77, 2754434693), (133, 1594672717), (209, 1014791729), (293, 723861677), (361, 587511001), (1463, 144970247), (2051, 103408811), (2527, 83930143), (3223, 65805607), (3971, 53410091), (5567, 38097983), (22561, 9400801), (26041, 8144521), (27797, 7630013), (38969, 5442569), (61237, 3463453), (105773, 2005157), (182287, 1163503), (286451, 740411), (428659, 494779)]