490017814

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 929063520

約数和(自身を除く): 439045706

約数列:

[1, 2, 11, 13, 22, 26, 29, 41, 58, 82, 121, 131, 143, 242, 262, 286, 319, 377, 451, 533, 638, 754, 902, 1066, 1189, 1441, 1573, 1703, 2378, 2882, 3146, 3406, 3509, 3799, 4147, 4961, 5371, 5863, 7018, 7598, 8294, 9922, 10742, 11726, 13079, 15457, 15851, 18733, 26158, 30914, 31702, 37466, 41789, 45617, 49387, 59081, 64493, 69823, 83578, 91234, 98774, 118162, 128986, 139646, 143869, 155759, 170027, 206063, 287738, 311518, 340054, 412126, 459679, 543257, 649891, 768053, 919358, 1086514, 1299782, 1536106, 1713349, 1870297, 2024867, 3426698, 3740594, 4049734, 5975827, 8448583, 11951654, 16897166, 18846839, 22273537, 37693678, 44547074, 245008907, 490017814]

約数ペア:

[(1, 490017814), (2, 245008907), (11, 44547074), (13, 37693678), (22, 22273537), (26, 18846839), (29, 16897166), (41, 11951654), (58, 8448583), (82, 5975827), (121, 4049734), (131, 3740594), (143, 3426698), (242, 2024867), (262, 1870297), (286, 1713349), (319, 1536106), (377, 1299782), (451, 1086514), (533, 919358), (638, 768053), (754, 649891), (902, 543257), (1066, 459679), (1189, 412126), (1441, 340054), (1573, 311518), (1703, 287738), (2378, 206063), (2882, 170027), (3146, 155759), (3406, 143869), (3509, 139646), (3799, 128986), (4147, 118162), (4961, 98774), (5371, 91234), (5863, 83578), (7018, 69823), (7598, 64493), (8294, 59081), (9922, 49387), (10742, 45617), (11726, 41789), (13079, 37466), (15457, 31702), (15851, 30914), (18733, 26158)]