155901844

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 322035840

約数和(自身を除く): 166133996

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 278, 287, 556, 574, 973, 977, 1148, 1946, 1954, 3892, 3908, 5699, 6839, 11398, 13678, 22796, 27356, 39893, 40057, 79786, 80114, 135803, 159572, 160228, 271606, 280399, 543212, 560798, 950621, 1121596, 1901242, 3802484, 5567923, 11135846, 22271692, 38975461, 77950922, 155901844]

約数ペア:

[(1, 155901844), (2, 77950922), (4, 38975461), (7, 22271692), (14, 11135846), (28, 5567923), (41, 3802484), (82, 1901242), (139, 1121596), (164, 950621), (278, 560798), (287, 543212), (556, 280399), (574, 271606), (973, 160228), (977, 159572), (1148, 135803), (1946, 80114), (1954, 79786), (3892, 40057), (3908, 39893), (5699, 27356), (6839, 22796), (11398, 13678)]