7991214

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 20390400

約数和(自身を除く): 12399186

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 343, 353, 462, 539, 686, 706, 1029, 1059, 1078, 1617, 2058, 2118, 2471, 3234, 3773, 3883, 4942, 7413, 7546, 7766, 11319, 11649, 14826, 17297, 22638, 23298, 27181, 34594, 51891, 54362, 81543, 103782, 121079, 163086, 190267, 242158, 363237, 380534, 570801, 726474, 1141602, 1331869, 2663738, 3995607, 7991214]

約数ペア:

[(1, 7991214), (2, 3995607), (3, 2663738), (6, 1331869), (7, 1141602), (11, 726474), (14, 570801), (21, 380534), (22, 363237), (33, 242158), (42, 190267), (49, 163086), (66, 121079), (77, 103782), (98, 81543), (147, 54362), (154, 51891), (231, 34594), (294, 27181), (343, 23298), (353, 22638), (462, 17297), (539, 14826), (686, 11649), (706, 11319), (1029, 7766), (1059, 7546), (1078, 7413), (1617, 4942), (2058, 3883), (2118, 3773), (2471, 3234)]