72016021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{6277}}^1$

素因数の和:6444

約数の個数: 16

約数和(自身を含む): 90403200

約数和(自身を除く): 18387179

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 6277, 11473, 43939, 69047, 483329, 935273, 6546911, 10288003, 72016021]

約数ペア:

[(1, 72016021), (7, 10288003), (11, 6546911), (77, 935273), (149, 483329), (1043, 69047), (1639, 43939), (6277, 11473)]