189935886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{557}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 455113728

約数和(自身を除く): 265177842

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 353, 483, 557, 706, 966, 1059, 1114, 1671, 2118, 2471, 3342, 3899, 4942, 7413, 7798, 8119, 11697, 12811, 14826, 16238, 23394, 24357, 25622, 38433, 48714, 56833, 76866, 89677, 113666, 170499, 179354, 196621, 269031, 340998, 393242, 538062, 589863, 1179726, 1376347, 2752694, 4129041, 4522283, 8258082, 9044566, 13566849, 27133698, 31655981, 63311962, 94967943, 189935886]

約数ペア:

[(1, 189935886), (2, 94967943), (3, 63311962), (6, 31655981), (7, 27133698), (14, 13566849), (21, 9044566), (23, 8258082), (42, 4522283), (46, 4129041), (69, 2752694), (138, 1376347), (161, 1179726), (322, 589863), (353, 538062), (483, 393242), (557, 340998), (706, 269031), (966, 196621), (1059, 179354), (1114, 170499), (1671, 113666), (2118, 89677), (2471, 76866), (3342, 56833), (3899, 48714), (4942, 38433), (7413, 25622), (7798, 24357), (8119, 23394), (11697, 16238), (12811, 14826)]