205959636

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 532022400

約数和(自身を除く): 326062764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 139, 158, 237, 278, 316, 417, 474, 521, 556, 711, 834, 948, 1042, 1251, 1422, 1563, 1668, 2084, 2502, 2844, 3126, 4689, 5004, 6252, 9378, 10981, 18756, 21962, 32943, 41159, 43924, 65886, 72419, 82318, 98829, 123477, 131772, 144838, 164636, 197658, 217257, 246954, 289676, 370431, 395316, 434514, 493908, 651771, 740862, 869028, 1303542, 1481724, 2607084, 5721101, 11442202, 17163303, 22884404, 34326606, 51489909, 68653212, 102979818, 205959636]

約数ペア:

[(1, 205959636), (2, 102979818), (3, 68653212), (4, 51489909), (6, 34326606), (9, 22884404), (12, 17163303), (18, 11442202), (36, 5721101), (79, 2607084), (139, 1481724), (158, 1303542), (237, 869028), (278, 740862), (316, 651771), (417, 493908), (474, 434514), (521, 395316), (556, 370431), (711, 289676), (834, 246954), (948, 217257), (1042, 197658), (1251, 164636), (1422, 144838), (1563, 131772), (1668, 123477), (2084, 98829), (2502, 82318), (2844, 72419), (3126, 65886), (4689, 43924), (5004, 41159), (6252, 32943), (9378, 21962), (10981, 18756)]