1331507925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1901}}^1$

素因数の和:2211

約数の個数: 72

約数和(自身を含む): 2612252448

約数和(自身を除く): 1280744523

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 283, 495, 825, 849, 1415, 1901, 2475, 2547, 3113, 4245, 5703, 7075, 9339, 9505, 12735, 15565, 17109, 20911, 21225, 28017, 28515, 46695, 47525, 62733, 63675, 77825, 85545, 104555, 140085, 142575, 188199, 233475, 313665, 427725, 522775, 537983, 700425, 940995, 1568325, 1613949, 2689915, 4704975, 4841847, 5917813, 8069745, 13449575, 17753439, 24209235, 29589065, 40348725, 53260317, 88767195, 121046175, 147945325, 266301585, 443835975, 1331507925]

約数ペア:

[(1, 1331507925), (3, 443835975), (5, 266301585), (9, 147945325), (11, 121046175), (15, 88767195), (25, 53260317), (33, 40348725), (45, 29589065), (55, 24209235), (75, 17753439), (99, 13449575), (165, 8069745), (225, 5917813), (275, 4841847), (283, 4704975), (495, 2689915), (825, 1613949), (849, 1568325), (1415, 940995), (1901, 700425), (2475, 537983), (2547, 522775), (3113, 427725), (4245, 313665), (5703, 233475), (7075, 188199), (9339, 142575), (9505, 140085), (12735, 104555), (15565, 85545), (17109, 77825), (20911, 63675), (21225, 62733), (28017, 47525), (28515, 46695)]