25445997

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2221}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 39284960

約数和(自身を除く): 13838963

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 2221, 3819, 6663, 11457, 19989, 42199, 126597, 148807, 379791, 446421, 1339263, 2827333, 8481999, 25445997]

約数ペア:

[(1, 25445997), (3, 8481999), (9, 2827333), (19, 1339263), (57, 446421), (67, 379791), (171, 148807), (201, 126597), (603, 42199), (1273, 19989), (2221, 11457), (3819, 6663)]