38391015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 72164736

約数和(自身を除く): 33773721

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 185, 195, 221, 255, 313, 481, 555, 629, 663, 939, 1105, 1443, 1565, 1887, 2405, 3145, 3315, 4069, 4695, 5321, 7215, 8177, 9435, 11581, 12207, 15963, 20345, 24531, 26605, 34743, 40885, 57905, 61035, 69173, 79815, 122655, 150553, 173715, 196877, 207519, 345865, 451659, 590631, 752765, 984385, 1037595, 2258295, 2559401, 2953155, 7678203, 12797005, 38391015]

約数ペア:

[(1, 38391015), (3, 12797005), (5, 7678203), (13, 2953155), (15, 2559401), (17, 2258295), (37, 1037595), (39, 984385), (51, 752765), (65, 590631), (85, 451659), (111, 345865), (185, 207519), (195, 196877), (221, 173715), (255, 150553), (313, 122655), (481, 79815), (555, 69173), (629, 61035), (663, 57905), (939, 40885), (1105, 34743), (1443, 26605), (1565, 24531), (1887, 20345), (2405, 15963), (3145, 12207), (3315, 11581), (4069, 9435), (4695, 8177), (5321, 7215)]