56520915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 105408000

約数和(自身を除く): 48887085

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 149, 165, 209, 285, 363, 447, 605, 627, 745, 1045, 1331, 1639, 1815, 2235, 2299, 2831, 3135, 3993, 4917, 6655, 6897, 8195, 8493, 11495, 14155, 18029, 19965, 24585, 25289, 31141, 34485, 42465, 54087, 75867, 90145, 93423, 126445, 155705, 198319, 270435, 342551, 379335, 467115, 594957, 991595, 1027653, 1712755, 2974785, 3768061, 5138265, 11304183, 18840305, 56520915]

約数ペア:

[(1, 56520915), (3, 18840305), (5, 11304183), (11, 5138265), (15, 3768061), (19, 2974785), (33, 1712755), (55, 1027653), (57, 991595), (95, 594957), (121, 467115), (149, 379335), (165, 342551), (209, 270435), (285, 198319), (363, 155705), (447, 126445), (605, 93423), (627, 90145), (745, 75867), (1045, 54087), (1331, 42465), (1639, 34485), (1815, 31141), (2235, 25289), (2299, 24585), (2831, 19965), (3135, 18029), (3993, 14155), (4917, 11495), (6655, 8493), (6897, 8195)]