38665185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 71705088

約数和(自身を除く): 33039903

約数列:

[1, 3, 5, 13, 15, 23, 37, 39, 65, 69, 111, 115, 185, 195, 233, 299, 345, 481, 555, 699, 851, 897, 1165, 1443, 1495, 2405, 2553, 3029, 3495, 4255, 4485, 5359, 7215, 8621, 9087, 11063, 12765, 15145, 16077, 25863, 26795, 33189, 43105, 45435, 55315, 69667, 80385, 112073, 129315, 165945, 198283, 209001, 336219, 348335, 560365, 594849, 991415, 1045005, 1681095, 2577679, 2974245, 7733037, 12888395, 38665185]

約数ペア:

[(1, 38665185), (3, 12888395), (5, 7733037), (13, 2974245), (15, 2577679), (23, 1681095), (37, 1045005), (39, 991415), (65, 594849), (69, 560365), (111, 348335), (115, 336219), (185, 209001), (195, 198283), (233, 165945), (299, 129315), (345, 112073), (481, 80385), (555, 69667), (699, 55315), (851, 45435), (897, 43105), (1165, 33189), (1443, 26795), (1495, 25863), (2405, 16077), (2553, 15145), (3029, 12765), (3495, 11063), (4255, 9087), (4485, 8621), (5359, 7215)]