31860994

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 36

約数和(自身を含む): 54676566

約数和(自身を除く): 22815572

約数列:

[1, 2, 11, 22, 31, 62, 121, 137, 242, 274, 341, 682, 961, 1507, 1922, 3014, 3751, 4247, 7502, 8494, 10571, 16577, 21142, 33154, 46717, 93434, 116281, 131657, 232562, 263314, 513887, 1027774, 1448227, 2896454, 15930497, 31860994]

約数ペア:

[(1, 31860994), (2, 15930497), (11, 2896454), (22, 1448227), (31, 1027774), (62, 513887), (121, 263314), (137, 232562), (242, 131657), (274, 116281), (341, 93434), (682, 46717), (961, 33154), (1507, 21142), (1922, 16577), (3014, 10571), (3751, 8494), (4247, 7502)]