17641215

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 32947200

約数和(自身を除く): 15305985

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 235, 285, 423, 439, 705, 855, 893, 1317, 2115, 2195, 2679, 3951, 4465, 6585, 8037, 8341, 13395, 19755, 20633, 25023, 40185, 41705, 61899, 75069, 103165, 125115, 185697, 309495, 375345, 392027, 928485, 1176081, 1960135, 3528243, 5880405, 17641215]

約数ペア:

[(1, 17641215), (3, 5880405), (5, 3528243), (9, 1960135), (15, 1176081), (19, 928485), (45, 392027), (47, 375345), (57, 309495), (95, 185697), (141, 125115), (171, 103165), (235, 75069), (285, 61899), (423, 41705), (439, 40185), (705, 25023), (855, 20633), (893, 19755), (1317, 13395), (2115, 8341), (2195, 8037), (2679, 6585), (3951, 4465)]