1642137774

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1169

約数の個数: 64

約数和(自身を含む): 3454845696

約数和(自身を除く): 1812707922

約数列:

[1, 2, 3, 6, 37, 73, 74, 107, 111, 146, 214, 219, 222, 321, 438, 642, 947, 1894, 2701, 2841, 3959, 5402, 5682, 7811, 7918, 8103, 11877, 15622, 16206, 23433, 23754, 35039, 46866, 69131, 70078, 101329, 105117, 138262, 202658, 207393, 210234, 289007, 303987, 414786, 578014, 607974, 867021, 1734042, 2557847, 3749173, 5115694, 7397017, 7498346, 7673541, 11247519, 14794034, 15347082, 22191051, 22495038, 44382102, 273689629, 547379258, 821068887, 1642137774]

約数ペア:

[(1, 1642137774), (2, 821068887), (3, 547379258), (6, 273689629), (37, 44382102), (73, 22495038), (74, 22191051), (107, 15347082), (111, 14794034), (146, 11247519), (214, 7673541), (219, 7498346), (222, 7397017), (321, 5115694), (438, 3749173), (642, 2557847), (947, 1734042), (1894, 867021), (2701, 607974), (2841, 578014), (3959, 414786), (5402, 303987), (5682, 289007), (7811, 210234), (7918, 207393), (8103, 202658), (11877, 138262), (15622, 105117), (16206, 101329), (23433, 70078), (23754, 69131), (35039, 46866)]