438106921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{727}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 553512960

約数和(自身を除く): 115406039

約数列:

[1, 7, 19, 23, 133, 161, 197, 437, 727, 1379, 3059, 3743, 4531, 5089, 13813, 16721, 26201, 31717, 86089, 96691, 117047, 143219, 317699, 602623, 1002533, 2223893, 2721161, 3294037, 19048127, 23058259, 62586703, 438106921]

約数ペア:

[(1, 438106921), (7, 62586703), (19, 23058259), (23, 19048127), (133, 3294037), (161, 2721161), (197, 2223893), (437, 1002533), (727, 602623), (1379, 317699), (3059, 143219), (3743, 117047), (4531, 96691), (5089, 86089), (13813, 31717), (16721, 26201)]