447885207

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 856212480

約数和(自身を除く): 408327273

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 79, 81, 99, 101, 189, 231, 237, 243, 297, 303, 553, 567, 693, 707, 711, 729, 869, 891, 909, 1111, 1659, 1701, 2079, 2121, 2133, 2607, 2673, 2727, 3333, 4977, 5103, 6083, 6237, 6363, 6399, 7777, 7821, 7979, 8019, 8181, 9999, 14931, 18249, 18711, 19089, 19197, 23331, 23463, 23937, 24543, 29997, 44793, 54747, 55853, 56133, 57267, 57591, 69993, 70389, 71811, 73629, 87769, 89991, 134379, 164241, 167559, 171801, 209979, 211167, 215433, 263307, 269973, 403137, 492723, 502677, 515403, 614383, 629937, 633501, 646299, 789921, 809919, 1478169, 1508031, 1843149, 1889811, 1938897, 2369763, 4434507, 4524093, 5529447, 5669433, 5816691, 7109289, 13572279, 16588341, 21327867, 40716837, 49765023, 63983601, 149295069, 447885207]

約数ペア:

[(1, 447885207), (3, 149295069), (7, 63983601), (9, 49765023), (11, 40716837), (21, 21327867), (27, 16588341), (33, 13572279), (63, 7109289), (77, 5816691), (79, 5669433), (81, 5529447), (99, 4524093), (101, 4434507), (189, 2369763), (231, 1938897), (237, 1889811), (243, 1843149), (297, 1508031), (303, 1478169), (553, 809919), (567, 789921), (693, 646299), (707, 633501), (711, 629937), (729, 614383), (869, 515403), (891, 502677), (909, 492723), (1111, 403137), (1659, 269973), (1701, 263307), (2079, 215433), (2121, 211167), (2133, 209979), (2607, 171801), (2673, 167559), (2727, 164241), (3333, 134379), (4977, 89991), (5103, 87769), (6083, 73629), (6237, 71811), (6363, 70389), (6399, 69993), (7777, 57591), (7821, 57267), (7979, 56133), (8019, 55853), (8181, 54747), (9999, 44793), (14931, 29997), (18249, 24543), (18711, 23937), (19089, 23463), (19197, 23331)]