156960211991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1997}}^1\times {\mathrm{19793}}^1$

素因数の和:21839

約数の個数: 24

約数和(自身を含む): 180815339664

約数和(自身を除く): 23855127673

約数列:

[1, 11, 19, 209, 361, 1997, 3971, 19793, 21967, 37943, 217723, 376067, 417373, 720917, 4136737, 7145273, 7930087, 39526621, 78598003, 434792831, 751005799, 8261063789, 14269110181, 156960211991]

約数ペア:

[(1, 156960211991), (11, 14269110181), (19, 8261063789), (209, 751005799), (361, 434792831), (1997, 78598003), (3971, 39526621), (19793, 7930087), (21967, 7145273), (37943, 4136737), (217723, 720917), (376067, 417373)]