210935725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8429}}^1$

素因数の和:8470

約数の個数: 48

約数和(自身を含む): 351227520

約数和(自身を除く): 140291795

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 8429, 25025, 42145, 59003, 92719, 109577, 210725, 295015, 463595, 547885, 649033, 767039, 1205347, 1475075, 2317975, 2739425, 3245165, 3835195, 6026735, 8437429, 16225825, 19175975, 30133675, 42187145, 210935725]

約数ペア:

[(1, 210935725), (5, 42187145), (7, 30133675), (11, 19175975), (13, 16225825), (25, 8437429), (35, 6026735), (55, 3835195), (65, 3245165), (77, 2739425), (91, 2317975), (143, 1475075), (175, 1205347), (275, 767039), (325, 649033), (385, 547885), (455, 463595), (715, 295015), (1001, 210725), (1925, 109577), (2275, 92719), (3575, 59003), (5005, 42145), (8429, 25025)]