1560268521

素因数分解:

$3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{19609}}^1$

素因数の和:20046

約数の個数: 32

約数和(自身を含む): 2648134400

約数和(自身を除く): 1087865879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 421, 1263, 2947, 3789, 8841, 11367, 19609, 26523, 58827, 79569, 137263, 176481, 411789, 529443, 1235367, 3706101, 8255389, 24766167, 57787723, 74298501, 173363169, 222895503, 520089507, 1560268521]

約数ペア:

[(1, 1560268521), (3, 520089507), (7, 222895503), (9, 173363169), (21, 74298501), (27, 57787723), (63, 24766167), (189, 8255389), (421, 3706101), (1263, 1235367), (2947, 529443), (3789, 411789), (8841, 176481), (11367, 137263), (19609, 79569), (26523, 58827)]