72381645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4889}}^1$

素因数の和:4954

約数の個数: 48

約数和(自身を含む): 146465280

約数和(自身を除く): 74083635

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 2115, 2961, 4889, 4935, 14667, 14805, 24445, 34223, 44001, 73335, 102669, 171115, 220005, 229783, 308007, 513345, 689349, 1148915, 1540035, 1608481, 2068047, 3446745, 4825443, 8042405, 10340235, 14476329, 24127215, 72381645]

約数ペア:

[(1, 72381645), (3, 24127215), (5, 14476329), (7, 10340235), (9, 8042405), (15, 4825443), (21, 3446745), (35, 2068047), (45, 1608481), (47, 1540035), (63, 1148915), (105, 689349), (141, 513345), (235, 308007), (315, 229783), (329, 220005), (423, 171115), (705, 102669), (987, 73335), (1645, 44001), (2115, 34223), (2961, 24445), (4889, 14805), (4935, 14667)]