279238401145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2645681}}^1$

素因数の和:2645817

約数の個数: 32

約数和(自身を含む): 388597772160

約数和(自身を除く): 109359371015

約数列:

[1, 5, 11, 19, 55, 95, 101, 209, 505, 1045, 1111, 1919, 5555, 9595, 21109, 105545, 2645681, 13228405, 29102491, 50267939, 145512455, 251339695, 267213781, 552947329, 1336068905, 2764736645, 2939351591, 5077061839, 14696757955, 25385309195, 55847680229, 279238401145]

約数ペア:

[(1, 279238401145), (5, 55847680229), (11, 25385309195), (19, 14696757955), (55, 5077061839), (95, 2939351591), (101, 2764736645), (209, 1336068905), (505, 552947329), (1045, 267213781), (1111, 251339695), (1919, 145512455), (5555, 50267939), (9595, 29102491), (21109, 13228405), (105545, 2645681)]