166857796

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 340426240

約数和(自身を除く): 173568444

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 241, 313, 316, 482, 553, 626, 964, 1106, 1252, 1687, 2191, 2212, 3374, 4382, 6748, 8764, 19039, 24727, 38078, 49454, 75433, 76156, 98908, 133273, 150866, 173089, 266546, 301732, 346178, 528031, 533092, 692356, 1056062, 2112124, 5959207, 11918414, 23836828, 41714449, 83428898, 166857796]

約数ペア:

[(1, 166857796), (2, 83428898), (4, 41714449), (7, 23836828), (14, 11918414), (28, 5959207), (79, 2112124), (158, 1056062), (241, 692356), (313, 533092), (316, 528031), (482, 346178), (553, 301732), (626, 266546), (964, 173089), (1106, 150866), (1252, 133273), (1687, 98908), (2191, 76156), (2212, 75433), (3374, 49454), (4382, 38078), (6748, 24727), (8764, 19039)]