30991275119

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{503}}^1\times {\mathrm{1567}}^1$

素因数の和:2255

約数の個数: 32

約数和(自身を含む): 36643332096

約数和(自身を除く): 5652056977

約数列:

[1, 7, 41, 137, 287, 503, 959, 1567, 3521, 5617, 10969, 20623, 39319, 64247, 68911, 144361, 214679, 449729, 482377, 788201, 1502753, 2825351, 5517407, 8801839, 19777457, 32316241, 61612873, 107983537, 226213687, 755884759, 4427325017, 30991275119]

約数ペア:

[(1, 30991275119), (7, 4427325017), (41, 755884759), (137, 226213687), (287, 107983537), (503, 61612873), (959, 32316241), (1567, 19777457), (3521, 8801839), (5617, 5517407), (10969, 2825351), (20623, 1502753), (39319, 788201), (64247, 482377), (68911, 449729), (144361, 214679)]