212823908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 415328256

約数和(自身を除く): 202504348

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 173, 292, 346, 383, 692, 766, 803, 1532, 1606, 1903, 3212, 3806, 4213, 7612, 8426, 12629, 16852, 25258, 27959, 50516, 55918, 66259, 111836, 132518, 138919, 265036, 277838, 307549, 555676, 615098, 728849, 1230196, 1457698, 2915396, 4836907, 9673814, 19347628, 53205977, 106411954, 212823908]

約数ペア:

[(1, 212823908), (2, 106411954), (4, 53205977), (11, 19347628), (22, 9673814), (44, 4836907), (73, 2915396), (146, 1457698), (173, 1230196), (292, 728849), (346, 615098), (383, 555676), (692, 307549), (766, 277838), (803, 265036), (1532, 138919), (1606, 132518), (1903, 111836), (3212, 66259), (3806, 55918), (4213, 50516), (7612, 27959), (8426, 25258), (12629, 16852)]