1907451

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 3616704

約数和(自身を除く): 1709253

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 137, 153, 221, 273, 357, 411, 663, 819, 959, 1071, 1233, 1547, 1781, 1989, 2329, 2877, 4641, 5343, 6987, 8631, 12467, 13923, 16029, 16303, 20961, 30277, 37401, 48909, 90831, 112203, 146727, 211939, 272493, 635817, 1907451]

約数ペア:

[(1, 1907451), (3, 635817), (7, 272493), (9, 211939), (13, 146727), (17, 112203), (21, 90831), (39, 48909), (51, 37401), (63, 30277), (91, 20961), (117, 16303), (119, 16029), (137, 13923), (153, 12467), (221, 8631), (273, 6987), (357, 5343), (411, 4641), (663, 2877), (819, 2329), (959, 1989), (1071, 1781), (1233, 1547)]