51806385

素因数分解:

$3^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:317

約数の個数: 56

約数和(自身を含む): 95143464

約数和(自身を除く): 43337079

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 233, 243, 305, 405, 549, 699, 729, 915, 1165, 1215, 1647, 2097, 2745, 3495, 3645, 4941, 6291, 8235, 10485, 14213, 14823, 18873, 24705, 31455, 42639, 44469, 56619, 71065, 74115, 94365, 127917, 169857, 213195, 222345, 283095, 383751, 639585, 849285, 1151253, 1918755, 3453759, 5756265, 10361277, 17268795, 51806385]

約数ペア:

[(1, 51806385), (3, 17268795), (5, 10361277), (9, 5756265), (15, 3453759), (27, 1918755), (45, 1151253), (61, 849285), (81, 639585), (135, 383751), (183, 283095), (233, 222345), (243, 213195), (305, 169857), (405, 127917), (549, 94365), (699, 74115), (729, 71065), (915, 56619), (1165, 44469), (1215, 42639), (1647, 31455), (2097, 24705), (2745, 18873), (3495, 14823), (3645, 14213), (4941, 10485), (6291, 8235)]