128609930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{4373}}^1$

素因数の和:4570

約数の個数: 32

約数和(自身を含む): 246588624

約数和(自身を除く): 117978694

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2941, 4373, 5882, 8746, 14705, 21865, 29410, 43730, 74341, 148682, 371705, 743410, 756529, 1513058, 3782645, 7565290, 12860993, 25721986, 64304965, 128609930]

約数ペア:

[(1, 128609930), (2, 64304965), (5, 25721986), (10, 12860993), (17, 7565290), (34, 3782645), (85, 1513058), (170, 756529), (173, 743410), (346, 371705), (865, 148682), (1730, 74341), (2941, 43730), (4373, 29410), (5882, 21865), (8746, 14705)]