23178589

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 27129600

約数和(自身を除く): 3951011

約数列:

[1, 7, 71, 149, 313, 497, 1043, 2191, 10579, 22223, 46637, 74053, 155561, 326459, 3311227, 23178589]

約数ペア:

[(1, 23178589), (7, 3311227), (71, 326459), (149, 155561), (313, 74053), (497, 46637), (1043, 22223), (2191, 10579)]