689684753954

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{10067}}^1$

素因数の和:10743

約数の個数: 64

約数和(自身を含む): 1209474478080

約数和(自身を除く): 519789724126

約数列:

[1, 2, 7, 14, 71, 142, 157, 314, 439, 497, 878, 994, 1099, 2198, 3073, 6146, 10067, 11147, 20134, 22294, 31169, 62338, 68923, 70469, 78029, 137846, 140938, 156058, 218183, 436366, 482461, 714757, 964922, 1429514, 1580519, 3161038, 4419413, 4893533, 5003299, 8838826, 9787066, 10006598, 11063633, 22127266, 30935891, 34254731, 61871782, 68509462, 112216849, 224433698, 313778323, 627556646, 693847841, 785517943, 1387695682, 1571035886, 2196448261, 4392896522, 4856934887, 9713869774, 49263196711, 98526393422, 344842376977, 689684753954]

約数ペア:

[(1, 689684753954), (2, 344842376977), (7, 98526393422), (14, 49263196711), (71, 9713869774), (142, 4856934887), (157, 4392896522), (314, 2196448261), (439, 1571035886), (497, 1387695682), (878, 785517943), (994, 693847841), (1099, 627556646), (2198, 313778323), (3073, 224433698), (6146, 112216849), (10067, 68509462), (11147, 61871782), (20134, 34254731), (22294, 30935891), (31169, 22127266), (62338, 11063633), (68923, 10006598), (70469, 9787066), (78029, 8838826), (137846, 5003299), (140938, 4893533), (156058, 4419413), (218183, 3161038), (436366, 1580519), (482461, 1429514), (714757, 964922)]