38781477

素因数分解:

$3^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 65952000

約数和(自身を除く): 27170523

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 449, 457, 1347, 1371, 3143, 3199, 4041, 4113, 9429, 9597, 12123, 12339, 28287, 28791, 84861, 86373, 205193, 615579, 1436351, 1846737, 4309053, 5540211, 12927159, 38781477]

約数ペア:

[(1, 38781477), (3, 12927159), (7, 5540211), (9, 4309053), (21, 1846737), (27, 1436351), (63, 615579), (189, 205193), (449, 86373), (457, 84861), (1347, 28791), (1371, 28287), (3143, 12339), (3199, 12123), (4041, 9597), (4113, 9429)]