1289697409

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 1892588544

約数和(自身を除く): 602891135

約数列:

[1, 7, 11, 13, 19, 43, 77, 83, 91, 133, 143, 209, 247, 301, 361, 473, 559, 581, 817, 913, 1001, 1079, 1463, 1577, 1729, 2527, 2717, 3311, 3569, 3913, 3971, 4693, 5719, 6149, 6391, 7553, 8987, 10621, 11039, 11869, 15523, 17347, 19019, 20501, 24983, 27797, 29963, 32851, 39259, 43043, 46397, 51623, 62909, 67811, 74347, 83083, 108661, 116831, 121429, 143507, 170753, 201799, 209741, 225511, 274813, 324779, 329593, 361361, 389519, 474677, 510367, 745921, 817817, 881543, 1195271, 1288409, 1412593, 1578577, 2219789, 2307151, 2726633, 3572569, 4284709, 5221447, 6170801, 9018863, 9696973, 14172499, 15538523, 16749317, 29992963, 67878811, 99207493, 117245219, 184242487, 1289697409]

約数ペア:

[(1, 1289697409), (7, 184242487), (11, 117245219), (13, 99207493), (19, 67878811), (43, 29992963), (77, 16749317), (83, 15538523), (91, 14172499), (133, 9696973), (143, 9018863), (209, 6170801), (247, 5221447), (301, 4284709), (361, 3572569), (473, 2726633), (559, 2307151), (581, 2219789), (817, 1578577), (913, 1412593), (1001, 1288409), (1079, 1195271), (1463, 881543), (1577, 817817), (1729, 745921), (2527, 510367), (2717, 474677), (3311, 389519), (3569, 361361), (3913, 329593), (3971, 324779), (4693, 274813), (5719, 225511), (6149, 209741), (6391, 201799), (7553, 170753), (8987, 143507), (10621, 121429), (11039, 116831), (11869, 108661), (15523, 83083), (17347, 74347), (19019, 67811), (20501, 62909), (24983, 51623), (27797, 46397), (29963, 43043), (32851, 39259)]