291259766

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 508408320

約数和(自身を除く): 217148554

約数列:

[1, 2, 7, 14, 97, 139, 194, 278, 679, 973, 1358, 1543, 1946, 3086, 10801, 13483, 21602, 26966, 94381, 149671, 188762, 214477, 299342, 428954, 1047697, 1501339, 2095394, 3002678, 20804269, 41608538, 145629883, 291259766]

約数ペア:

[(1, 291259766), (2, 145629883), (7, 41608538), (14, 20804269), (97, 3002678), (139, 2095394), (194, 1501339), (278, 1047697), (679, 428954), (973, 299342), (1358, 214477), (1543, 188762), (1946, 149671), (3086, 94381), (10801, 26966), (13483, 21602)]