66647644

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1623

約数の個数: 48

約数和(自身を含む): 140492800

約数和(自身を除く): 73845156

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 686, 868, 1372, 1519, 1567, 3038, 3134, 6076, 6268, 10633, 10969, 21266, 21938, 42532, 43876, 48577, 76783, 97154, 153566, 194308, 307132, 340039, 537481, 680078, 1074962, 1360156, 2149924, 2380273, 4760546, 9521092, 16661911, 33323822, 66647644]

約数ペア:

[(1, 66647644), (2, 33323822), (4, 16661911), (7, 9521092), (14, 4760546), (28, 2380273), (31, 2149924), (49, 1360156), (62, 1074962), (98, 680078), (124, 537481), (196, 340039), (217, 307132), (343, 194308), (434, 153566), (686, 97154), (868, 76783), (1372, 48577), (1519, 43876), (1567, 42532), (3038, 21938), (3134, 21266), (6076, 10969), (6268, 10633)]