405912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 1093680

約数和(自身を除く): 687768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1301, 2602, 3903, 5204, 7806, 10408, 15612, 16913, 31224, 33826, 50739, 67652, 101478, 135304, 202956, 405912]

約数ペア:

[(1, 405912), (2, 202956), (3, 135304), (4, 101478), (6, 67652), (8, 50739), (12, 33826), (13, 31224), (24, 16913), (26, 15612), (39, 10408), (52, 7806), (78, 5204), (104, 3903), (156, 2602), (312, 1301)]