30561687

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 51000768

約数和(自身を除く): 20439081

約数列:

[1, 3, 9, 13, 23, 39, 41, 69, 117, 123, 207, 277, 299, 369, 533, 831, 897, 943, 1599, 2493, 2691, 2829, 3601, 4797, 6371, 8487, 10803, 11357, 12259, 19113, 32409, 34071, 36777, 57339, 82823, 102213, 110331, 147641, 248469, 261211, 442923, 745407, 783633, 1328769, 2350899, 3395743, 10187229, 30561687]

約数ペア:

[(1, 30561687), (3, 10187229), (9, 3395743), (13, 2350899), (23, 1328769), (39, 783633), (41, 745407), (69, 442923), (117, 261211), (123, 248469), (207, 147641), (277, 110331), (299, 102213), (369, 82823), (533, 57339), (831, 36777), (897, 34071), (943, 32409), (1599, 19113), (2493, 12259), (2691, 11357), (2829, 10803), (3601, 8487), (4797, 6371)]