15406875

素因数分解:

$3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 80

約数和(自身を含む): 31489920

約数和(自身を除く): 16083045

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 83, 99, 125, 135, 165, 225, 249, 275, 297, 375, 415, 495, 625, 675, 747, 825, 913, 1125, 1245, 1375, 1485, 1875, 2075, 2241, 2475, 2739, 3375, 3735, 4125, 4565, 5625, 6225, 6875, 7425, 8217, 10375, 11205, 12375, 13695, 16875, 18675, 20625, 22825, 24651, 31125, 37125, 41085, 51875, 56025, 61875, 68475, 93375, 114125, 123255, 155625, 185625, 205425, 280125, 342375, 466875, 570625, 616275, 1027125, 1400625, 1711875, 3081375, 5135625, 15406875]

約数ペア:

[(1, 15406875), (3, 5135625), (5, 3081375), (9, 1711875), (11, 1400625), (15, 1027125), (25, 616275), (27, 570625), (33, 466875), (45, 342375), (55, 280125), (75, 205425), (83, 185625), (99, 155625), (125, 123255), (135, 114125), (165, 93375), (225, 68475), (249, 61875), (275, 56025), (297, 51875), (375, 41085), (415, 37125), (495, 31125), (625, 24651), (675, 22825), (747, 20625), (825, 18675), (913, 16875), (1125, 13695), (1245, 12375), (1375, 11205), (1485, 10375), (1875, 8217), (2075, 7425), (2241, 6875), (2475, 6225), (2739, 5625), (3375, 4565), (3735, 4125)]