187739925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 330603840

約数和(自身を除く): 142863915

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 229, 255, 425, 643, 687, 1145, 1275, 1929, 3215, 3435, 3893, 5725, 9645, 10931, 11679, 16075, 17175, 19465, 32793, 48225, 54655, 58395, 97325, 147247, 163965, 273275, 291975, 441741, 736235, 819825, 2208705, 2503199, 3681175, 7509597, 11043525, 12515995, 37547985, 62579975, 187739925]

約数ペア:

[(1, 187739925), (3, 62579975), (5, 37547985), (15, 12515995), (17, 11043525), (25, 7509597), (51, 3681175), (75, 2503199), (85, 2208705), (229, 819825), (255, 736235), (425, 441741), (643, 291975), (687, 273275), (1145, 163965), (1275, 147247), (1929, 97325), (3215, 58395), (3435, 54655), (3893, 48225), (5725, 32793), (9645, 19465), (10931, 17175), (11679, 16075)]