189857906

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 330728832

約数和(自身を除く): 140870926

約数列:

[1, 2, 7, 14, 97, 194, 251, 502, 557, 679, 1114, 1358, 1757, 3514, 3899, 7798, 24347, 48694, 54029, 108058, 139807, 170429, 279614, 340858, 378203, 756406, 978649, 1957298, 13561279, 27122558, 94928953, 189857906]

約数ペア:

[(1, 189857906), (2, 94928953), (7, 27122558), (14, 13561279), (97, 1957298), (194, 978649), (251, 756406), (502, 378203), (557, 340858), (679, 279614), (1114, 170429), (1358, 139807), (1757, 108058), (3514, 54029), (3899, 48694), (7798, 24347)]