77421393

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 59436207

約数列:

[1, 3, 7, 9, 21, 27, 53, 59, 63, 131, 159, 177, 189, 371, 393, 413, 477, 531, 917, 1113, 1179, 1239, 1431, 1593, 2751, 3127, 3339, 3537, 3717, 6943, 7729, 8253, 9381, 10017, 11151, 20829, 21889, 23187, 24759, 28143, 48601, 54103, 62487, 65667, 69561, 84429, 145803, 162309, 187461, 197001, 208683, 409637, 437409, 486927, 591003, 1228911, 1312227, 1460781, 2867459, 3686733, 8602377, 11060199, 25807131, 77421393]

約数ペア:

[(1, 77421393), (3, 25807131), (7, 11060199), (9, 8602377), (21, 3686733), (27, 2867459), (53, 1460781), (59, 1312227), (63, 1228911), (131, 591003), (159, 486927), (177, 437409), (189, 409637), (371, 208683), (393, 197001), (413, 187461), (477, 162309), (531, 145803), (917, 84429), (1113, 69561), (1179, 65667), (1239, 62487), (1431, 54103), (1593, 48601), (2751, 28143), (3127, 24759), (3339, 23187), (3537, 21889), (3717, 20829), (6943, 11151), (7729, 10017), (8253, 9381)]