285445908

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3659}}^1$

素因数の和:3877

約数の個数: 72

約数和(自身を含む): 791350560

約数和(自身を除く): 505904652

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 197, 198, 394, 396, 591, 788, 1182, 1773, 2167, 2364, 3546, 3659, 4334, 6501, 7092, 7318, 8668, 10977, 13002, 14636, 19503, 21954, 26004, 32931, 39006, 40249, 43908, 65862, 78012, 80498, 120747, 131724, 160996, 241494, 362241, 482988, 720823, 724482, 1441646, 1448964, 2162469, 2883292, 4324938, 6487407, 7929053, 8649876, 12974814, 15858106, 23787159, 25949628, 31716212, 47574318, 71361477, 95148636, 142722954, 285445908]

約数ペア:

[(1, 285445908), (2, 142722954), (3, 95148636), (4, 71361477), (6, 47574318), (9, 31716212), (11, 25949628), (12, 23787159), (18, 15858106), (22, 12974814), (33, 8649876), (36, 7929053), (44, 6487407), (66, 4324938), (99, 2883292), (132, 2162469), (197, 1448964), (198, 1441646), (394, 724482), (396, 720823), (591, 482988), (788, 362241), (1182, 241494), (1773, 160996), (2167, 131724), (2364, 120747), (3546, 80498), (3659, 78012), (4334, 65862), (6501, 43908), (7092, 40249), (7318, 39006), (8668, 32931), (10977, 26004), (13002, 21954), (14636, 19503)]