31350645

素因数分解:

$3^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 58567680

約数和(自身を除く): 27217035

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 61, 81, 135, 141, 183, 235, 243, 305, 405, 423, 549, 705, 729, 915, 1215, 1269, 1647, 2115, 2187, 2745, 2867, 3645, 3807, 4941, 6345, 8235, 8601, 10935, 11421, 14335, 14823, 19035, 24705, 25803, 34263, 43005, 44469, 57105, 74115, 77409, 102789, 129015, 133407, 171315, 222345, 232227, 387045, 513945, 667035, 696681, 1161135, 2090043, 3483405, 6270129, 10450215, 31350645]

約数ペア:

[(1, 31350645), (3, 10450215), (5, 6270129), (9, 3483405), (15, 2090043), (27, 1161135), (45, 696681), (47, 667035), (61, 513945), (81, 387045), (135, 232227), (141, 222345), (183, 171315), (235, 133407), (243, 129015), (305, 102789), (405, 77409), (423, 74115), (549, 57105), (705, 44469), (729, 43005), (915, 34263), (1215, 25803), (1269, 24705), (1647, 19035), (2115, 14823), (2187, 14335), (2745, 11421), (2867, 10935), (3645, 8601), (3807, 8235), (4941, 6345)]