127943478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:478

約数の個数: 72

約数和(自身を含む): 303351048

約数和(自身を除く): 175407570

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 169, 234, 274, 307, 338, 411, 507, 614, 822, 921, 1014, 1233, 1521, 1781, 1842, 2466, 2763, 3042, 3562, 3991, 5343, 5526, 7982, 10686, 11973, 16029, 23153, 23946, 32058, 35919, 42059, 46306, 51883, 69459, 71838, 84118, 103766, 126177, 138918, 155649, 208377, 252354, 311298, 378531, 416754, 466947, 546767, 757062, 933894, 1093534, 1640301, 3280602, 4920903, 7107971, 9841806, 14215942, 21323913, 42647826, 63971739, 127943478]

約数ペア:

[(1, 127943478), (2, 63971739), (3, 42647826), (6, 21323913), (9, 14215942), (13, 9841806), (18, 7107971), (26, 4920903), (39, 3280602), (78, 1640301), (117, 1093534), (137, 933894), (169, 757062), (234, 546767), (274, 466947), (307, 416754), (338, 378531), (411, 311298), (507, 252354), (614, 208377), (822, 155649), (921, 138918), (1014, 126177), (1233, 103766), (1521, 84118), (1781, 71838), (1842, 69459), (2466, 51883), (2763, 46306), (3042, 42059), (3562, 35919), (3991, 32058), (5343, 23946), (5526, 23153), (7982, 16029), (10686, 11973)]