213144910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{84247}}^1$

素因数の和:84288

約数の個数: 32

約数和(自身を含む): 436741632

約数和(自身を除く): 223596722

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 84247, 168494, 421235, 842470, 926717, 1853434, 1937681, 3875362, 4633585, 9267170, 9688405, 19376810, 21314491, 42628982, 106572455, 213144910]

約数ペア:

[(1, 213144910), (2, 106572455), (5, 42628982), (10, 21314491), (11, 19376810), (22, 9688405), (23, 9267170), (46, 4633585), (55, 3875362), (110, 1937681), (115, 1853434), (230, 926717), (253, 842470), (506, 421235), (1265, 168494), (2530, 84247)]