78202179

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 60

約数和(自身を含む): 131318880

約数和(自身を除く): 53116701

約数列:

[1, 3, 9, 11, 27, 33, 79, 81, 99, 101, 121, 237, 297, 303, 363, 711, 869, 891, 909, 1089, 1111, 2133, 2607, 2727, 3267, 3333, 6399, 7821, 7979, 8181, 9559, 9801, 9999, 12221, 23463, 23937, 28677, 29997, 36663, 70389, 71811, 86031, 87769, 89991, 109989, 215433, 258093, 263307, 329967, 646299, 774279, 789921, 965459, 989901, 2369763, 2896377, 7109289, 8689131, 26067393, 78202179]

約数ペア:

[(1, 78202179), (3, 26067393), (9, 8689131), (11, 7109289), (27, 2896377), (33, 2369763), (79, 989901), (81, 965459), (99, 789921), (101, 774279), (121, 646299), (237, 329967), (297, 263307), (303, 258093), (363, 215433), (711, 109989), (869, 89991), (891, 87769), (909, 86031), (1089, 71811), (1111, 70389), (2133, 36663), (2607, 29997), (2727, 28677), (3267, 23937), (3333, 23463), (6399, 12221), (7821, 9999), (7979, 9801), (8181, 9559)]