13985587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 4676813

約数列:

[1, 7, 11, 23, 53, 77, 149, 161, 253, 371, 583, 1043, 1219, 1639, 1771, 3427, 4081, 7897, 8533, 11473, 13409, 23989, 37697, 55279, 86867, 93863, 181631, 263879, 608069, 1271417, 1997941, 13985587]

約数ペア:

[(1, 13985587), (7, 1997941), (11, 1271417), (23, 608069), (53, 263879), (77, 181631), (149, 93863), (161, 86867), (253, 55279), (371, 37697), (583, 23989), (1043, 13409), (1219, 11473), (1639, 8533), (1771, 7897), (3427, 4081)]