231640899

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{2851}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 364690944

約数和(自身を除く): 133050045

約数列:

[1, 3, 7, 21, 53, 73, 159, 219, 371, 511, 1113, 1533, 2851, 3869, 8553, 11607, 19957, 27083, 59871, 81249, 151103, 208123, 453309, 624369, 1057721, 1456861, 3173163, 4370583, 11030519, 33091557, 77213633, 231640899]

約数ペア:

[(1, 231640899), (3, 77213633), (7, 33091557), (21, 11030519), (53, 4370583), (73, 3173163), (159, 1456861), (219, 1057721), (371, 624369), (511, 453309), (1113, 208123), (1533, 151103), (2851, 81249), (3869, 59871), (8553, 27083), (11607, 19957)]