51039423

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 83307520

約数和(自身を除く): 32268097

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 211, 279, 289, 459, 527, 633, 837, 867, 1581, 1899, 2601, 3587, 4743, 5697, 6541, 7803, 8959, 10761, 14229, 19623, 26877, 32283, 58869, 60979, 80631, 96849, 111197, 176607, 182937, 241893, 333591, 548811, 1000773, 1646433, 1890349, 3002319, 5671047, 17013141, 51039423]

約数ペア:

[(1, 51039423), (3, 17013141), (9, 5671047), (17, 3002319), (27, 1890349), (31, 1646433), (51, 1000773), (93, 548811), (153, 333591), (211, 241893), (279, 182937), (289, 176607), (459, 111197), (527, 96849), (633, 80631), (837, 60979), (867, 58869), (1581, 32283), (1899, 26877), (2601, 19623), (3587, 14229), (4743, 10761), (5697, 8959), (6541, 7803)]