209842074

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 499855356

約数和(自身を除く): 290013282

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 241, 366, 482, 549, 723, 793, 1098, 1446, 1586, 2169, 2379, 3133, 3721, 4338, 4758, 6266, 7137, 7442, 9399, 11163, 14274, 14701, 18798, 22326, 28197, 29402, 33489, 44103, 48373, 56394, 66978, 88206, 96746, 132309, 145119, 191113, 264618, 290238, 382226, 435357, 573339, 870714, 896761, 1146678, 1720017, 1793522, 2690283, 3440034, 5380566, 8070849, 11657893, 16141698, 23315786, 34973679, 69947358, 104921037, 209842074]

約数ペア:

[(1, 209842074), (2, 104921037), (3, 69947358), (6, 34973679), (9, 23315786), (13, 16141698), (18, 11657893), (26, 8070849), (39, 5380566), (61, 3440034), (78, 2690283), (117, 1793522), (122, 1720017), (183, 1146678), (234, 896761), (241, 870714), (366, 573339), (482, 435357), (549, 382226), (723, 290238), (793, 264618), (1098, 191113), (1446, 145119), (1586, 132309), (2169, 96746), (2379, 88206), (3133, 66978), (3721, 56394), (4338, 48373), (4758, 44103), (6266, 33489), (7137, 29402), (7442, 28197), (9399, 22326), (11163, 18798), (14274, 14701)]