87129406

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15443}}^1$

素因数の和:15496

約数の個数: 32

約数和(自身を含む): 166053888

約数和(自身を除く): 78924482

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 15443, 30886, 108101, 200759, 216202, 401518, 478733, 957466, 1405313, 2810626, 3351131, 6223529, 6702262, 12447058, 43564703, 87129406]

約数ペア:

[(1, 87129406), (2, 43564703), (7, 12447058), (13, 6702262), (14, 6223529), (26, 3351131), (31, 2810626), (62, 1405313), (91, 957466), (182, 478733), (217, 401518), (403, 216202), (434, 200759), (806, 108101), (2821, 30886), (5642, 15443)]