1213309629

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 2108826720

約数和(自身を除く): 895517091

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 109, 129, 147, 301, 327, 387, 441, 587, 763, 903, 981, 1761, 2107, 2289, 2709, 4109, 4687, 5283, 5341, 6321, 6867, 12327, 14061, 16023, 18963, 25241, 28763, 32809, 36981, 42183, 48069, 63983, 75723, 86289, 98427, 176687, 191949, 227169, 229663, 258867, 295281, 447881, 530061, 575847, 688989, 1236809, 1343643, 1590183, 2066967, 2751269, 3135167, 3710427, 4030929, 8253807, 9405501, 11131281, 19258883, 24761421, 28216503, 57776649, 134812181, 173329947, 404436543, 1213309629]

約数ペア:

[(1, 1213309629), (3, 404436543), (7, 173329947), (9, 134812181), (21, 57776649), (43, 28216503), (49, 24761421), (63, 19258883), (109, 11131281), (129, 9405501), (147, 8253807), (301, 4030929), (327, 3710427), (387, 3135167), (441, 2751269), (587, 2066967), (763, 1590183), (903, 1343643), (981, 1236809), (1761, 688989), (2107, 575847), (2289, 530061), (2709, 447881), (4109, 295281), (4687, 258867), (5283, 229663), (5341, 227169), (6321, 191949), (6867, 176687), (12327, 98427), (14061, 86289), (16023, 75723), (18963, 63983), (25241, 48069), (28763, 42183), (32809, 36981)]