10419921

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:862

約数の個数: 20

約数和(自身を含む): 15668532

約数和(自身を除く): 5248611

約数列:

[1, 3, 9, 27, 81, 197, 591, 653, 1773, 1959, 5319, 5877, 15957, 17631, 52893, 128641, 385923, 1157769, 3473307, 10419921]

約数ペア:

[(1, 10419921), (3, 3473307), (9, 1157769), (27, 385923), (81, 128641), (197, 52893), (591, 17631), (653, 15957), (1773, 5877), (1959, 5319)]