7401375

素因数分解:

$3^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 80

約数和(自身を含む): 14949792

約数和(自身を除く): 7548417

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 43, 45, 51, 75, 81, 85, 125, 129, 135, 153, 215, 225, 255, 375, 387, 405, 425, 459, 645, 675, 731, 765, 1075, 1125, 1161, 1275, 1377, 1935, 2025, 2125, 2193, 2295, 3225, 3375, 3483, 3655, 3825, 5375, 5805, 6375, 6579, 6885, 9675, 10125, 10965, 11475, 16125, 17415, 18275, 19125, 19737, 29025, 32895, 34425, 48375, 54825, 57375, 59211, 87075, 91375, 98685, 145125, 164475, 172125, 274125, 296055, 435375, 493425, 822375, 1480275, 2467125, 7401375]

約数ペア:

[(1, 7401375), (3, 2467125), (5, 1480275), (9, 822375), (15, 493425), (17, 435375), (25, 296055), (27, 274125), (43, 172125), (45, 164475), (51, 145125), (75, 98685), (81, 91375), (85, 87075), (125, 59211), (129, 57375), (135, 54825), (153, 48375), (215, 34425), (225, 32895), (255, 29025), (375, 19737), (387, 19125), (405, 18275), (425, 17415), (459, 16125), (645, 11475), (675, 10965), (731, 10125), (765, 9675), (1075, 6885), (1125, 6579), (1161, 6375), (1275, 5805), (1377, 5375), (1935, 3825), (2025, 3655), (2125, 3483), (2193, 3375), (2295, 3225)]