28505087191

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{593}}^1\times {\mathrm{1019}}^1$

素因数の和:1935

約数の個数: 32

約数和(自身を含む): 34200714240

約数和(自身を除く): 5695627049

約数列:

[1, 7, 23, 161, 293, 593, 1019, 2051, 4151, 6739, 7133, 13639, 23437, 47173, 95473, 164059, 173749, 298567, 604267, 1216243, 2089969, 3996227, 4229869, 6867041, 13898141, 27973589, 48069287, 97286987, 177050231, 1239351617, 4072155313, 28505087191]

約数ペア:

[(1, 28505087191), (7, 4072155313), (23, 1239351617), (161, 177050231), (293, 97286987), (593, 48069287), (1019, 27973589), (2051, 13898141), (4151, 6867041), (6739, 4229869), (7133, 3996227), (13639, 2089969), (23437, 1216243), (47173, 604267), (95473, 298567), (164059, 173749)]