210202275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{65179}}^1$

素因数の和:65235

約数の個数: 24

約数和(自身を含む): 355622080

約数和(自身を除く): 145419805

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 65179, 195537, 325895, 977685, 1629475, 2802697, 4888425, 8408091, 14013485, 42040455, 70067425, 210202275]

約数ペア:

[(1, 210202275), (3, 70067425), (5, 42040455), (15, 14013485), (25, 8408091), (43, 4888425), (75, 2802697), (129, 1629475), (215, 977685), (645, 325895), (1075, 195537), (3225, 65179)]