7389898019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1\times {\mathrm{1451}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 8990784000

約数和(自身を除く): 1600885981

約数列:

[1, 7, 19, 133, 149, 257, 1043, 1451, 1799, 2831, 4883, 10157, 19817, 27569, 34181, 38293, 192983, 216199, 268051, 372907, 727567, 1513393, 2610349, 4107781, 5092969, 7085233, 28754467, 49596631, 55563143, 388942001, 1055699717, 7389898019]

約数ペア:

[(1, 7389898019), (7, 1055699717), (19, 388942001), (133, 55563143), (149, 49596631), (257, 28754467), (1043, 7085233), (1451, 5092969), (1799, 4107781), (2831, 2610349), (4883, 1513393), (10157, 727567), (19817, 372907), (27569, 268051), (34181, 216199), (38293, 192983)]