27480195

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 23945085

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 61, 71, 135, 141, 183, 213, 235, 305, 355, 423, 549, 639, 705, 915, 1065, 1269, 1647, 1917, 2115, 2745, 2867, 3195, 3337, 4331, 6345, 8235, 8601, 9585, 10011, 12993, 14335, 16685, 21655, 25803, 30033, 38979, 43005, 50055, 64965, 77409, 90099, 116937, 129015, 150165, 194895, 203557, 387045, 450495, 584685, 610671, 1017785, 1832013, 3053355, 5496039, 9160065, 27480195]

約数ペア:

[(1, 27480195), (3, 9160065), (5, 5496039), (9, 3053355), (15, 1832013), (27, 1017785), (45, 610671), (47, 584685), (61, 450495), (71, 387045), (135, 203557), (141, 194895), (183, 150165), (213, 129015), (235, 116937), (305, 90099), (355, 77409), (423, 64965), (549, 50055), (639, 43005), (705, 38979), (915, 30033), (1065, 25803), (1269, 21655), (1647, 16685), (1917, 14335), (2115, 12993), (2745, 10011), (2867, 9585), (3195, 8601), (3337, 8235), (4331, 6345)]