72717183

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 137998080

約数和(自身を除く): 65280897

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 89, 99, 131, 189, 231, 267, 297, 393, 567, 623, 693, 801, 891, 917, 979, 1179, 1441, 1869, 2079, 2403, 2751, 2937, 3537, 4323, 5607, 6237, 6853, 7209, 8253, 8811, 10087, 10611, 11659, 12969, 16821, 20559, 24759, 26433, 30261, 34977, 38907, 50463, 61677, 74277, 79299, 81613, 90783, 104931, 116721, 128249, 185031, 244839, 272349, 314793, 384747, 555093, 734517, 817047, 897743, 944379, 1154241, 2203551, 2693229, 3462723, 6610653, 8079687, 10388169, 24239061, 72717183]

約数ペア:

[(1, 72717183), (3, 24239061), (7, 10388169), (9, 8079687), (11, 6610653), (21, 3462723), (27, 2693229), (33, 2203551), (63, 1154241), (77, 944379), (81, 897743), (89, 817047), (99, 734517), (131, 555093), (189, 384747), (231, 314793), (267, 272349), (297, 244839), (393, 185031), (567, 128249), (623, 116721), (693, 104931), (801, 90783), (891, 81613), (917, 79299), (979, 74277), (1179, 61677), (1441, 50463), (1869, 38907), (2079, 34977), (2403, 30261), (2751, 26433), (2937, 24759), (3537, 20559), (4323, 16821), (5607, 12969), (6237, 11659), (6853, 10611), (7209, 10087), (8253, 8811)]