997367588

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{1787}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 2063437824

約数和(自身を除く): 1066070236

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 643, 868, 1286, 1787, 2572, 3574, 4501, 7148, 9002, 12509, 18004, 19933, 25018, 39866, 50036, 55397, 79732, 110794, 139531, 221588, 279062, 387779, 558124, 775558, 1149041, 1551116, 2298082, 4596164, 8043287, 16086574, 32173148, 35620271, 71240542, 142481084, 249341897, 498683794, 997367588]

約数ペア:

[(1, 997367588), (2, 498683794), (4, 249341897), (7, 142481084), (14, 71240542), (28, 35620271), (31, 32173148), (62, 16086574), (124, 8043287), (217, 4596164), (434, 2298082), (643, 1551116), (868, 1149041), (1286, 775558), (1787, 558124), (2572, 387779), (3574, 279062), (4501, 221588), (7148, 139531), (9002, 110794), (12509, 79732), (18004, 55397), (19933, 50036), (25018, 39866)]