378882009

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{75041}}^1$

素因数の和:75078

約数の個数: 32

約数和(自身を含む): 648362880

約数和(自身を除く): 269480871

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 5049, 75041, 225123, 675369, 825451, 1275697, 2026107, 2476353, 3827091, 7429059, 11481273, 14032667, 22287177, 34443819, 42098001, 126294003, 378882009]

約数ペア:

[(1, 378882009), (3, 126294003), (9, 42098001), (11, 34443819), (17, 22287177), (27, 14032667), (33, 11481273), (51, 7429059), (99, 3827091), (153, 2476353), (187, 2026107), (297, 1275697), (459, 825451), (561, 675369), (1683, 225123), (5049, 75041)]