15704984428

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 32277315840

約数和(自身を除く): 16572331412

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 439, 602, 691, 878, 1204, 1382, 1756, 1849, 2764, 3073, 3698, 4837, 6146, 7396, 9674, 12292, 12943, 18877, 19348, 25886, 29713, 37754, 51772, 59426, 75508, 118852, 132139, 207991, 264278, 303349, 415982, 528556, 606698, 811711, 831964, 1213396, 1277659, 1623422, 2123443, 2555318, 3246844, 4246886, 5110636, 5681977, 8493772, 8943613, 11363954, 13044007, 17887226, 22727908, 26088014, 35774452, 52176028, 91308049, 182616098, 365232196, 560892301, 1121784602, 2243569204, 3926246107, 7852492214, 15704984428]

約数ペア:

[(1, 15704984428), (2, 7852492214), (4, 3926246107), (7, 2243569204), (14, 1121784602), (28, 560892301), (43, 365232196), (86, 182616098), (172, 91308049), (301, 52176028), (439, 35774452), (602, 26088014), (691, 22727908), (878, 17887226), (1204, 13044007), (1382, 11363954), (1756, 8943613), (1849, 8493772), (2764, 5681977), (3073, 5110636), (3698, 4246886), (4837, 3246844), (6146, 2555318), (7396, 2123443), (9674, 1623422), (12292, 1277659), (12943, 1213396), (18877, 831964), (19348, 811711), (25886, 606698), (29713, 528556), (37754, 415982), (51772, 303349), (59426, 264278), (75508, 207991), (118852, 132139)]