39723957

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 72

約数和(自身を含む): 74070360

約数和(自身を除く): 34346403

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 49, 63, 91, 117, 123, 147, 169, 273, 287, 369, 441, 507, 533, 637, 819, 861, 1183, 1521, 1599, 1911, 2009, 2197, 2583, 3549, 3731, 4797, 5733, 6027, 6591, 6929, 8281, 10647, 11193, 15379, 18081, 19773, 20787, 24843, 26117, 33579, 46137, 48503, 62361, 74529, 78351, 90077, 107653, 138411, 145509, 235053, 270231, 322959, 339521, 436527, 630539, 810693, 968877, 1018563, 1891617, 3055689, 4413773, 5674851, 13241319, 39723957]

約数ペア:

[(1, 39723957), (3, 13241319), (7, 5674851), (9, 4413773), (13, 3055689), (21, 1891617), (39, 1018563), (41, 968877), (49, 810693), (63, 630539), (91, 436527), (117, 339521), (123, 322959), (147, 270231), (169, 235053), (273, 145509), (287, 138411), (369, 107653), (441, 90077), (507, 78351), (533, 74529), (637, 62361), (819, 48503), (861, 46137), (1183, 33579), (1521, 26117), (1599, 24843), (1911, 20787), (2009, 19773), (2197, 18081), (2583, 15379), (3549, 11193), (3731, 10647), (4797, 8281), (5733, 6929), (6027, 6591)]