42555915

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 81561600

約数和(自身を除く): 39005685

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 47, 57, 95, 135, 141, 171, 235, 285, 353, 423, 513, 705, 855, 893, 1059, 1269, 1765, 2115, 2565, 2679, 3177, 4465, 5295, 6345, 6707, 8037, 9531, 13395, 15885, 16591, 20121, 24111, 33535, 40185, 47655, 49773, 60363, 82955, 100605, 120555, 149319, 181089, 248865, 301815, 315229, 447957, 746595, 905445, 945687, 1576145, 2239785, 2837061, 4728435, 8511183, 14185305, 42555915]

約数ペア:

[(1, 42555915), (3, 14185305), (5, 8511183), (9, 4728435), (15, 2837061), (19, 2239785), (27, 1576145), (45, 945687), (47, 905445), (57, 746595), (95, 447957), (135, 315229), (141, 301815), (171, 248865), (235, 181089), (285, 149319), (353, 120555), (423, 100605), (513, 82955), (705, 60363), (855, 49773), (893, 47655), (1059, 40185), (1269, 33535), (1765, 24111), (2115, 20121), (2565, 16591), (2679, 15885), (3177, 13395), (4465, 9531), (5295, 8037), (6345, 6707)]