27731990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 61937568

約数和(自身を除く): 34205578

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 41, 43, 55, 65, 82, 86, 110, 121, 130, 143, 205, 215, 242, 286, 410, 430, 451, 473, 533, 559, 605, 715, 902, 946, 1066, 1118, 1210, 1430, 1573, 1763, 2255, 2365, 2665, 2795, 3146, 3526, 4510, 4730, 4961, 5203, 5330, 5590, 5863, 6149, 7865, 8815, 9922, 10406, 11726, 12298, 15730, 17630, 19393, 22919, 24805, 26015, 29315, 30745, 38786, 45838, 49610, 52030, 58630, 61490, 64493, 67639, 96965, 114595, 128986, 135278, 193930, 213323, 229190, 252109, 322465, 338195, 426646, 504218, 644930, 676390, 1066615, 1260545, 2133230, 2521090, 2773199, 5546398, 13865995, 27731990]

約数ペア:

[(1, 27731990), (2, 13865995), (5, 5546398), (10, 2773199), (11, 2521090), (13, 2133230), (22, 1260545), (26, 1066615), (41, 676390), (43, 644930), (55, 504218), (65, 426646), (82, 338195), (86, 322465), (110, 252109), (121, 229190), (130, 213323), (143, 193930), (205, 135278), (215, 128986), (242, 114595), (286, 96965), (410, 67639), (430, 64493), (451, 61490), (473, 58630), (533, 52030), (559, 49610), (605, 45838), (715, 38786), (902, 30745), (946, 29315), (1066, 26015), (1118, 24805), (1210, 22919), (1430, 19393), (1573, 17630), (1763, 15730), (2255, 12298), (2365, 11726), (2665, 10406), (2795, 9922), (3146, 8815), (3526, 7865), (4510, 6149), (4730, 5863), (4961, 5590), (5203, 5330)]