16831275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 30248064

約数和(自身を除く): 13416789

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 307, 425, 645, 731, 921, 1075, 1275, 1535, 2193, 3225, 3655, 4605, 5219, 7675, 10965, 13201, 15657, 18275, 23025, 26095, 39603, 54825, 66005, 78285, 130475, 198015, 224417, 330025, 391425, 673251, 990075, 1122085, 3366255, 5610425, 16831275]

約数ペア:

[(1, 16831275), (3, 5610425), (5, 3366255), (15, 1122085), (17, 990075), (25, 673251), (43, 391425), (51, 330025), (75, 224417), (85, 198015), (129, 130475), (215, 78285), (255, 66005), (307, 54825), (425, 39603), (645, 26095), (731, 23025), (921, 18275), (1075, 15657), (1275, 13201), (1535, 10965), (2193, 7675), (3225, 5219), (3655, 4605)]