23972013

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{619}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 37462880

約数和(自身を除く): 13490867

約数列:

[1, 3, 9, 13, 39, 117, 331, 619, 993, 1857, 2979, 4303, 5571, 8047, 12909, 24141, 38727, 72423, 204889, 614667, 1844001, 2663557, 7990671, 23972013]

約数ペア:

[(1, 23972013), (3, 7990671), (9, 2663557), (13, 1844001), (39, 614667), (117, 204889), (331, 72423), (619, 38727), (993, 24141), (1857, 12909), (2979, 8047), (4303, 5571)]