71210979

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38977}}^1$

素因数の和:39019

約数の個数: 24

約数和(自身を含む): 121611360

約数和(自身を除く): 50400381

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 38977, 116931, 272839, 350793, 818517, 1130333, 2455551, 3390999, 7912331, 10172997, 23736993, 71210979]

約数ペア:

[(1, 71210979), (3, 23736993), (7, 10172997), (9, 7912331), (21, 3390999), (29, 2455551), (63, 1130333), (87, 818517), (203, 350793), (261, 272839), (609, 116931), (1827, 38977)]