156804921

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191459}}^1$

素因数の和:191485

約数の個数: 24

約数和(自身を含む): 278765760

約数和(自身を除く): 121960839

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 191459, 574377, 1340213, 1723131, 2488967, 4020639, 7466901, 12061917, 17422769, 22400703, 52268307, 156804921]

約数ペア:

[(1, 156804921), (3, 52268307), (7, 22400703), (9, 17422769), (13, 12061917), (21, 7466901), (39, 4020639), (63, 2488967), (91, 1723131), (117, 1340213), (273, 574377), (819, 191459)]