519271425

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{2131}}^1$

素因数の和:2188

約数の個数: 72

約数和(自身を含む): 1007242080

約数和(自身を除く): 487970655

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 361, 475, 513, 675, 855, 1083, 1425, 1805, 2131, 2565, 3249, 4275, 5415, 6393, 9025, 9747, 10655, 12825, 16245, 19179, 27075, 31965, 40489, 48735, 53275, 57537, 81225, 95895, 121467, 159825, 202445, 243675, 287685, 364401, 479475, 607335, 769291, 1012225, 1093203, 1438425, 1822005, 2307873, 3036675, 3846455, 5466015, 6923619, 9110025, 11539365, 19232275, 20770857, 27330075, 34618095, 57696825, 103854285, 173090475, 519271425]

約数ペア:

[(1, 519271425), (3, 173090475), (5, 103854285), (9, 57696825), (15, 34618095), (19, 27330075), (25, 20770857), (27, 19232275), (45, 11539365), (57, 9110025), (75, 6923619), (95, 5466015), (135, 3846455), (171, 3036675), (225, 2307873), (285, 1822005), (361, 1438425), (475, 1093203), (513, 1012225), (675, 769291), (855, 607335), (1083, 479475), (1425, 364401), (1805, 287685), (2131, 243675), (2565, 202445), (3249, 159825), (4275, 121467), (5415, 95895), (6393, 81225), (9025, 57537), (9747, 53275), (10655, 48735), (12825, 40489), (16245, 31965), (19179, 27075)]