156778011

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 56

約数和(自身を含む): 257808096

約数和(自身を除く): 101030085

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 233, 243, 351, 639, 699, 729, 923, 1053, 1917, 2097, 2769, 3029, 3159, 5751, 6291, 8307, 9087, 9477, 16543, 17253, 18873, 24921, 27261, 49629, 51759, 56619, 74763, 81783, 148887, 169857, 215059, 224289, 245349, 446661, 645177, 672867, 736047, 1339983, 1935531, 2208141, 4019949, 5806593, 12059847, 17419779, 52259337, 156778011]

約数ペア:

[(1, 156778011), (3, 52259337), (9, 17419779), (13, 12059847), (27, 5806593), (39, 4019949), (71, 2208141), (81, 1935531), (117, 1339983), (213, 736047), (233, 672867), (243, 645177), (351, 446661), (639, 245349), (699, 224289), (729, 215059), (923, 169857), (1053, 148887), (1917, 81783), (2097, 74763), (2769, 56619), (3029, 51759), (3159, 49629), (5751, 27261), (6291, 24921), (8307, 18873), (9087, 17253), (9477, 16543)]