7951438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 13685760

約数和(自身を除く): 5734322

約数列:

[1, 2, 11, 22, 31, 62, 89, 131, 178, 262, 341, 682, 979, 1441, 1958, 2759, 2882, 4061, 5518, 8122, 11659, 23318, 30349, 44671, 60698, 89342, 128249, 256498, 361429, 722858, 3975719, 7951438]

約数ペア:

[(1, 7951438), (2, 3975719), (11, 722858), (22, 361429), (31, 256498), (62, 128249), (89, 89342), (131, 60698), (178, 44671), (262, 30349), (341, 23318), (682, 11659), (979, 8122), (1441, 5518), (1958, 4061), (2759, 2882)]