81333644

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{709}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 173194560

約数和(自身を除く): 91860916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 241, 476, 482, 709, 964, 1418, 1687, 2836, 3374, 4097, 4963, 6748, 8194, 9926, 12053, 16388, 19852, 24106, 28679, 48212, 57358, 84371, 114716, 168742, 170869, 337484, 341738, 683476, 1196083, 2392166, 2904773, 4784332, 5809546, 11619092, 20333411, 40666822, 81333644]

約数ペア:

[(1, 81333644), (2, 40666822), (4, 20333411), (7, 11619092), (14, 5809546), (17, 4784332), (28, 2904773), (34, 2392166), (68, 1196083), (119, 683476), (238, 341738), (241, 337484), (476, 170869), (482, 168742), (709, 114716), (964, 84371), (1418, 57358), (1687, 48212), (2836, 28679), (3374, 24106), (4097, 19852), (4963, 16388), (6748, 12053), (8194, 9926)]