380454477

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2153}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 573205248

約数和(自身を除く): 192750771

約数列:

[1, 3, 13, 23, 39, 69, 197, 299, 591, 897, 2153, 2561, 4531, 6459, 7683, 13593, 27989, 49519, 58903, 83967, 148557, 176709, 424141, 643747, 1272423, 1931241, 5513833, 9755243, 16541499, 29265729, 126818159, 380454477]

約数ペア:

[(1, 380454477), (3, 126818159), (13, 29265729), (23, 16541499), (39, 9755243), (69, 5513833), (197, 1931241), (299, 1272423), (591, 643747), (897, 424141), (2153, 176709), (2561, 148557), (4531, 83967), (6459, 58903), (7683, 49519), (13593, 27989)]