415272417

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1040783}}^1$

素因数の和:1040812

約数の個数: 16

約数和(自身を含む): 666101760

約数和(自身を除く): 250829343

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1040783, 3122349, 7285481, 19774877, 21856443, 59324631, 138424139, 415272417]

約数ペア:

[(1, 415272417), (3, 138424139), (7, 59324631), (19, 21856443), (21, 19774877), (57, 7285481), (133, 3122349), (399, 1040783)]