40420191

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{19843}}^1$

素因数の和:19950

約数の個数: 16

約数和(自身を含む): 62230784

約数和(自身を除く): 21810593

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 19843, 59529, 138901, 416703, 1924771, 5774313, 13473397, 40420191]

約数ペア:

[(1, 40420191), (3, 13473397), (7, 5774313), (21, 1924771), (97, 416703), (291, 138901), (679, 59529), (2037, 19843)]