30991587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 46531584

約数和(自身を除く): 15539997

約数列:

[1, 3, 11, 33, 67, 107, 131, 201, 321, 393, 737, 1177, 1441, 2211, 3531, 4323, 7169, 8777, 14017, 21507, 26331, 42051, 78859, 96547, 154187, 236577, 289641, 462561, 939139, 2817417, 10330529, 30991587]

約数ペア:

[(1, 30991587), (3, 10330529), (11, 2817417), (33, 939139), (67, 462561), (107, 289641), (131, 236577), (201, 154187), (321, 96547), (393, 78859), (737, 42051), (1177, 26331), (1441, 21507), (2211, 14017), (3531, 8777), (4323, 7169)]