638831676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{85451}}^1$

素因数の和:85554

約数の個数: 48

約数和(自身を含む): 1722712320

約数和(自身を除く): 1083880644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 3738, 7476, 85451, 170902, 256353, 341804, 512706, 598157, 1025412, 1196314, 1794471, 2392628, 3588942, 7177884, 7605139, 15210278, 22815417, 30420556, 45630834, 53235973, 91261668, 106471946, 159707919, 212943892, 319415838, 638831676]

約数ペア:

[(1, 638831676), (2, 319415838), (3, 212943892), (4, 159707919), (6, 106471946), (7, 91261668), (12, 53235973), (14, 45630834), (21, 30420556), (28, 22815417), (42, 15210278), (84, 7605139), (89, 7177884), (178, 3588942), (267, 2392628), (356, 1794471), (534, 1196314), (623, 1025412), (1068, 598157), (1246, 512706), (1869, 341804), (2492, 256353), (3738, 170902), (7476, 85451)]