278330570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{29023}}^1$

素因数の和:29174

約数の個数: 32

約数和(自身を含む): 576764928

約数和(自身を除く): 298434358

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4795, 9590, 29023, 58046, 145115, 203161, 290230, 406322, 1015805, 2031610, 3976151, 7952302, 19880755, 27833057, 39761510, 55666114, 139165285, 278330570]

約数ペア:

[(1, 278330570), (2, 139165285), (5, 55666114), (7, 39761510), (10, 27833057), (14, 19880755), (35, 7952302), (70, 3976151), (137, 2031610), (274, 1015805), (685, 406322), (959, 290230), (1370, 203161), (1918, 145115), (4795, 58046), (9590, 29023)]