178339966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 339264000

約数和(自身を除く): 160924034

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 61, 122, 133, 203, 266, 379, 406, 427, 551, 758, 854, 1102, 1159, 1769, 2318, 2653, 3538, 3857, 5306, 7201, 7714, 8113, 10991, 12383, 14402, 16226, 21982, 23119, 24766, 33611, 46238, 50407, 67222, 76937, 100814, 153874, 161833, 208829, 235277, 323666, 417658, 439261, 470554, 670451, 878522, 1340902, 1461803, 2923606, 3074827, 4693157, 6149654, 9386314, 12738569, 25477138, 89169983, 178339966]

約数ペア:

[(1, 178339966), (2, 89169983), (7, 25477138), (14, 12738569), (19, 9386314), (29, 6149654), (38, 4693157), (58, 3074827), (61, 2923606), (122, 1461803), (133, 1340902), (203, 878522), (266, 670451), (379, 470554), (406, 439261), (427, 417658), (551, 323666), (758, 235277), (854, 208829), (1102, 161833), (1159, 153874), (1769, 100814), (2318, 76937), (2653, 67222), (3538, 50407), (3857, 46238), (5306, 33611), (7201, 24766), (7714, 23119), (8113, 21982), (10991, 16226), (12383, 14402)]