27995265

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 23671935

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 137, 171, 239, 285, 411, 685, 717, 855, 1195, 1233, 2055, 2151, 2603, 3585, 4541, 6165, 7809, 10755, 13015, 13623, 22705, 23427, 32743, 39045, 40869, 68115, 98229, 117135, 163715, 204345, 294687, 491145, 622117, 1473435, 1866351, 3110585, 5599053, 9331755, 27995265]

約数ペア:

[(1, 27995265), (3, 9331755), (5, 5599053), (9, 3110585), (15, 1866351), (19, 1473435), (45, 622117), (57, 491145), (95, 294687), (137, 204345), (171, 163715), (239, 117135), (285, 98229), (411, 68115), (685, 40869), (717, 39045), (855, 32743), (1195, 23427), (1233, 22705), (2055, 13623), (2151, 13015), (2603, 10755), (3585, 7809), (4541, 6165)]