16026975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 31724160

約数和(自身を除く): 15697185

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 163, 171, 207, 225, 285, 345, 437, 475, 489, 575, 815, 855, 1035, 1311, 1425, 1467, 1725, 2185, 2445, 3097, 3749, 3933, 4075, 4275, 5175, 6555, 7335, 9291, 10925, 11247, 12225, 15485, 18745, 19665, 27873, 32775, 33741, 36675, 46455, 56235, 71231, 77425, 93725, 98325, 139365, 168705, 213693, 232275, 281175, 356155, 641079, 696825, 843525, 1068465, 1780775, 3205395, 5342325, 16026975]

約数ペア:

[(1, 16026975), (3, 5342325), (5, 3205395), (9, 1780775), (15, 1068465), (19, 843525), (23, 696825), (25, 641079), (45, 356155), (57, 281175), (69, 232275), (75, 213693), (95, 168705), (115, 139365), (163, 98325), (171, 93725), (207, 77425), (225, 71231), (285, 56235), (345, 46455), (437, 36675), (475, 33741), (489, 32775), (575, 27873), (815, 19665), (855, 18745), (1035, 15485), (1311, 12225), (1425, 11247), (1467, 10925), (1725, 9291), (2185, 7335), (2445, 6555), (3097, 5175), (3749, 4275), (3933, 4075)]