128948535

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2251}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 238892160

約数和(自身を除く): 109943625

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 67, 95, 171, 201, 285, 335, 603, 855, 1005, 1273, 2251, 3015, 3819, 6365, 6753, 11255, 11457, 19095, 20259, 33765, 42769, 57285, 101295, 128307, 150817, 213845, 384921, 452451, 641535, 754085, 1357353, 1924605, 2262255, 2865523, 6786765, 8596569, 14327615, 25789707, 42982845, 128948535]

約数ペア:

[(1, 128948535), (3, 42982845), (5, 25789707), (9, 14327615), (15, 8596569), (19, 6786765), (45, 2865523), (57, 2262255), (67, 1924605), (95, 1357353), (171, 754085), (201, 641535), (285, 452451), (335, 384921), (603, 213845), (855, 150817), (1005, 128307), (1273, 101295), (2251, 57285), (3015, 42769), (3819, 33765), (6365, 20259), (6753, 19095), (11255, 11457)]