210009075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{9689}}^1$

素因数の和:9736

約数の個数: 36

約数和(自身を含む): 368878920

約数和(自身を除く): 158869845

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 4335, 7225, 9689, 21675, 29067, 48445, 145335, 164713, 242225, 494139, 726675, 823565, 2470695, 2800121, 4117825, 8400363, 12353475, 14000605, 42001815, 70003025, 210009075]

約数ペア:

[(1, 210009075), (3, 70003025), (5, 42001815), (15, 14000605), (17, 12353475), (25, 8400363), (51, 4117825), (75, 2800121), (85, 2470695), (255, 823565), (289, 726675), (425, 494139), (867, 242225), (1275, 164713), (1445, 145335), (4335, 48445), (7225, 29067), (9689, 21675)]