147717647

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 199691520

約数和(自身を除く): 51973873

約数列:

[1, 7, 11, 19, 67, 77, 121, 133, 137, 209, 469, 737, 847, 959, 1273, 1463, 1507, 2299, 2603, 5159, 8107, 8911, 9179, 10549, 14003, 16093, 16577, 18221, 28633, 56749, 64253, 98021, 100969, 116039, 154033, 174401, 200431, 314963, 706783, 1078231, 1110659, 1220807, 1918411, 2204741, 7774613, 13428877, 21102521, 147717647]

約数ペア:

[(1, 147717647), (7, 21102521), (11, 13428877), (19, 7774613), (67, 2204741), (77, 1918411), (121, 1220807), (133, 1110659), (137, 1078231), (209, 706783), (469, 314963), (737, 200431), (847, 174401), (959, 154033), (1273, 116039), (1463, 100969), (1507, 98021), (2299, 64253), (2603, 56749), (5159, 28633), (8107, 18221), (8911, 16577), (9179, 16093), (10549, 14003)]