215304886

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 345659328

約数和(自身を除く): 130354442

約数列:

[1, 2, 23, 46, 73, 97, 146, 194, 661, 1322, 1679, 2231, 3358, 4462, 7081, 14162, 15203, 30406, 48253, 64117, 96506, 128234, 162863, 325726, 1109819, 1474691, 2219638, 2949382, 4680541, 9361082, 107652443, 215304886]

約数ペア:

[(1, 215304886), (2, 107652443), (23, 9361082), (46, 4680541), (73, 2949382), (97, 2219638), (146, 1474691), (194, 1109819), (661, 325726), (1322, 162863), (1679, 128234), (2231, 96506), (3358, 64117), (4462, 48253), (7081, 30406), (14162, 15203)]