181487852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 418844160

約数和(自身を除く): 237356308

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 139, 182, 211, 221, 238, 278, 364, 422, 442, 476, 556, 844, 884, 973, 1477, 1547, 1807, 1946, 2363, 2743, 2954, 3094, 3587, 3614, 3892, 4726, 5486, 5908, 6188, 7174, 7228, 9452, 10972, 12649, 14348, 16541, 19201, 25109, 25298, 29329, 30719, 33082, 38402, 46631, 50218, 50596, 58658, 61438, 66164, 76804, 93262, 100436, 117316, 122876, 186524, 205303, 215033, 326417, 381277, 410606, 430066, 498593, 652834, 762554, 821212, 860132, 997186, 1305668, 1525108, 1994372, 2668939, 3490151, 5337878, 6481709, 6980302, 10675756, 12963418, 13960604, 25926836, 45371963, 90743926, 181487852]

約数ペア:

[(1, 181487852), (2, 90743926), (4, 45371963), (7, 25926836), (13, 13960604), (14, 12963418), (17, 10675756), (26, 6980302), (28, 6481709), (34, 5337878), (52, 3490151), (68, 2668939), (91, 1994372), (119, 1525108), (139, 1305668), (182, 997186), (211, 860132), (221, 821212), (238, 762554), (278, 652834), (364, 498593), (422, 430066), (442, 410606), (476, 381277), (556, 326417), (844, 215033), (884, 205303), (973, 186524), (1477, 122876), (1547, 117316), (1807, 100436), (1946, 93262), (2363, 76804), (2743, 66164), (2954, 61438), (3094, 58658), (3587, 50596), (3614, 50218), (3892, 46631), (4726, 38402), (5486, 33082), (5908, 30719), (6188, 29329), (7174, 25298), (7228, 25109), (9452, 19201), (10972, 16541), (12649, 14348)]