38145705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 71705088

約数和(自身を除く): 33559383

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 185, 195, 221, 255, 311, 481, 555, 629, 663, 933, 1105, 1443, 1555, 1887, 2405, 3145, 3315, 4043, 4665, 5287, 7215, 8177, 9435, 11507, 12129, 15861, 20215, 24531, 26435, 34521, 40885, 57535, 60645, 68731, 79305, 122655, 149591, 172605, 195619, 206193, 343655, 448773, 586857, 747955, 978095, 1030965, 2243865, 2543047, 2934285, 7629141, 12715235, 38145705]

約数ペア:

[(1, 38145705), (3, 12715235), (5, 7629141), (13, 2934285), (15, 2543047), (17, 2243865), (37, 1030965), (39, 978095), (51, 747955), (65, 586857), (85, 448773), (111, 343655), (185, 206193), (195, 195619), (221, 172605), (255, 149591), (311, 122655), (481, 79305), (555, 68731), (629, 60645), (663, 57535), (933, 40885), (1105, 34521), (1443, 26435), (1555, 24531), (1887, 20215), (2405, 15861), (3145, 12129), (3315, 11507), (4043, 9435), (4665, 8177), (5287, 7215)]