146972961

素因数分解:

$3^{10}\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 44

約数和(自身を含む): 233832720

約数和(自身を除く): 86859759

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 171, 243, 393, 513, 729, 1179, 1539, 2187, 2489, 3537, 4617, 6561, 7467, 10611, 13851, 19683, 22401, 31833, 41553, 59049, 67203, 95499, 124659, 201609, 286497, 373977, 604827, 859491, 1121931, 1814481, 2578473, 5443443, 7735419, 16330329, 48990987, 146972961]

約数ペア:

[(1, 146972961), (3, 48990987), (9, 16330329), (19, 7735419), (27, 5443443), (57, 2578473), (81, 1814481), (131, 1121931), (171, 859491), (243, 604827), (393, 373977), (513, 286497), (729, 201609), (1179, 124659), (1539, 95499), (2187, 67203), (2489, 59049), (3537, 41553), (4617, 31833), (6561, 22401), (7467, 19683), (10611, 13851)]