2006578413

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 3556865664

約数和(自身を除く): 1550287251

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 101, 111, 189, 259, 303, 333, 567, 707, 777, 909, 947, 999, 2121, 2331, 2727, 2841, 2997, 3737, 6363, 6629, 6993, 8181, 8523, 11211, 19089, 19887, 20979, 25569, 26159, 33633, 35039, 57267, 59661, 76707, 78477, 95647, 100899, 105117, 178983, 235431, 245273, 286941, 302697, 315351, 536949, 669529, 706293, 735819, 860823, 946053, 2008587, 2118879, 2207457, 2582469, 2838159, 3538939, 6025761, 6622371, 7747407, 10616817, 18077283, 19867113, 24772573, 31850451, 54231849, 74317719, 95551353, 222953157, 286654059, 668859471, 2006578413]

約数ペア:

[(1, 2006578413), (3, 668859471), (7, 286654059), (9, 222953157), (21, 95551353), (27, 74317719), (37, 54231849), (63, 31850451), (81, 24772573), (101, 19867113), (111, 18077283), (189, 10616817), (259, 7747407), (303, 6622371), (333, 6025761), (567, 3538939), (707, 2838159), (777, 2582469), (909, 2207457), (947, 2118879), (999, 2008587), (2121, 946053), (2331, 860823), (2727, 735819), (2841, 706293), (2997, 669529), (3737, 536949), (6363, 315351), (6629, 302697), (6993, 286941), (8181, 245273), (8523, 235431), (11211, 178983), (19089, 105117), (19887, 100899), (20979, 95647), (25569, 78477), (26159, 76707), (33633, 59661), (35039, 57267)]