31389159

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1453}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 44201600

約数和(自身を除く): 12812441

約数列:

[1, 3, 19, 57, 379, 1137, 1453, 4359, 7201, 21603, 27607, 82821, 550687, 1652061, 10463053, 31389159]

約数ペア:

[(1, 31389159), (3, 10463053), (19, 1652061), (57, 550687), (379, 82821), (1137, 27607), (1453, 21603), (4359, 7201)]