207929407

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 263992320

約数和(自身を除く): 56062913

約数列:

[1, 7, 19, 23, 101, 133, 161, 437, 673, 707, 1919, 2323, 3059, 4711, 12787, 13433, 15479, 16261, 44137, 67973, 89509, 108353, 294101, 308959, 475811, 1291487, 1563379, 2058707, 9040409, 10943653, 29704201, 207929407]

約数ペア:

[(1, 207929407), (7, 29704201), (19, 10943653), (23, 9040409), (101, 2058707), (133, 1563379), (161, 1291487), (437, 475811), (673, 308959), (707, 294101), (1919, 108353), (2323, 89509), (3059, 67973), (4711, 44137), (12787, 16261), (13433, 15479)]