20172300687

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{938989}}^1$

素因数の和:939044

約数の個数: 48

約数和(自身を含む): 37499504640

約数和(自身を除く): 17327203953

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 651, 693, 1023, 1953, 2387, 3069, 7161, 21483, 938989, 2816967, 6572923, 8450901, 10328879, 19718769, 29108659, 30986637, 59156307, 72302153, 87325977, 92959911, 203760613, 216906459, 261977931, 320195249, 611281839, 650719377, 960585747, 1833845517, 2241366743, 2881757241, 6724100229, 20172300687]

約数ペア:

[(1, 20172300687), (3, 6724100229), (7, 2881757241), (9, 2241366743), (11, 1833845517), (21, 960585747), (31, 650719377), (33, 611281839), (63, 320195249), (77, 261977931), (93, 216906459), (99, 203760613), (217, 92959911), (231, 87325977), (279, 72302153), (341, 59156307), (651, 30986637), (693, 29108659), (1023, 19718769), (1953, 10328879), (2387, 8450901), (3069, 6572923), (7161, 2816967), (21483, 938989)]