161805618

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3863}}^1$

素因数の和:4063

約数の個数: 48

約数和(自身を含む): 379753920

約数和(自身を除く): 217948302

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 179, 234, 358, 537, 1074, 1611, 2327, 3222, 3863, 4654, 6981, 7726, 11589, 13962, 20943, 23178, 34767, 41886, 50219, 69534, 100438, 150657, 301314, 451971, 691477, 903942, 1382954, 2074431, 4148862, 6223293, 8989201, 12446586, 17978402, 26967603, 53935206, 80902809, 161805618]

約数ペア:

[(1, 161805618), (2, 80902809), (3, 53935206), (6, 26967603), (9, 17978402), (13, 12446586), (18, 8989201), (26, 6223293), (39, 4148862), (78, 2074431), (117, 1382954), (179, 903942), (234, 691477), (358, 451971), (537, 301314), (1074, 150657), (1611, 100438), (2327, 69534), (3222, 50219), (3863, 41886), (4654, 34767), (6981, 23178), (7726, 20943), (11589, 13962)]