81461892

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21017}}^1$

素因数の和:21060

約数の個数: 48

約数和(自身を含む): 211861440

約数和(自身を除く): 130399548

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 21017, 42034, 63051, 84068, 126102, 252204, 357289, 399323, 714578, 798646, 1071867, 1197969, 1429156, 1597292, 2143734, 2395938, 4287468, 4791876, 6788491, 13576982, 20365473, 27153964, 40730946, 81461892]

約数ペア:

[(1, 81461892), (2, 40730946), (3, 27153964), (4, 20365473), (6, 13576982), (12, 6788491), (17, 4791876), (19, 4287468), (34, 2395938), (38, 2143734), (51, 1597292), (57, 1429156), (68, 1197969), (76, 1071867), (102, 798646), (114, 714578), (204, 399323), (228, 357289), (323, 252204), (646, 126102), (969, 84068), (1292, 63051), (1938, 42034), (3876, 21017)]