147978516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{3461}}^1$

素因数の和:3984

約数の個数: 48

約数和(自身を含む): 395498880

約数和(自身を除く): 247520364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 509, 1018, 1527, 2036, 3054, 3461, 3563, 6108, 6922, 7126, 10383, 10689, 13844, 14252, 20766, 21378, 24227, 41532, 42756, 48454, 72681, 96908, 145362, 290724, 1761649, 3523298, 5284947, 7046596, 10569894, 12331543, 21139788, 24663086, 36994629, 49326172, 73989258, 147978516]

約数ペア:

[(1, 147978516), (2, 73989258), (3, 49326172), (4, 36994629), (6, 24663086), (7, 21139788), (12, 12331543), (14, 10569894), (21, 7046596), (28, 5284947), (42, 3523298), (84, 1761649), (509, 290724), (1018, 145362), (1527, 96908), (2036, 72681), (3054, 48454), (3461, 42756), (3563, 41532), (6108, 24227), (6922, 21378), (7126, 20766), (10383, 14252), (10689, 13844)]