638492045455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4349549}}^1$

素因数の和:4349739

約数の個数: 32

約数和(自身を含む): 890648654400

約数和(自身を除く): 252156608945

約数列:

[1, 5, 11, 17, 55, 85, 157, 187, 785, 935, 1727, 2669, 8635, 13345, 29359, 146795, 4349549, 21747745, 47845039, 73942333, 239225195, 369711665, 682879193, 813365663, 3414395965, 4066828315, 7511671123, 11608946281, 37558355615, 58044731405, 127698409091, 638492045455]

約数ペア:

[(1, 638492045455), (5, 127698409091), (11, 58044731405), (17, 37558355615), (55, 11608946281), (85, 7511671123), (157, 4066828315), (187, 3414395965), (785, 813365663), (935, 682879193), (1727, 369711665), (2669, 239225195), (8635, 73942333), (13345, 47845039), (29359, 21747745), (146795, 4349549)]