131413856

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^2\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 72

約数和(自身を含む): 303937200

約数和(自身を除く): 172523344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 349, 574, 656, 698, 1148, 1312, 1396, 1681, 2296, 2443, 2792, 3362, 4592, 4886, 5584, 6724, 9184, 9772, 11168, 11767, 13448, 14309, 19544, 23534, 26896, 28618, 39088, 47068, 53792, 57236, 78176, 94136, 100163, 114472, 188272, 200326, 228944, 376544, 400652, 457888, 586669, 801304, 1173338, 1602608, 2346676, 3205216, 4106683, 4693352, 8213366, 9386704, 16426732, 18773408, 32853464, 65706928, 131413856]

約数ペア:

[(1, 131413856), (2, 65706928), (4, 32853464), (7, 18773408), (8, 16426732), (14, 9386704), (16, 8213366), (28, 4693352), (32, 4106683), (41, 3205216), (56, 2346676), (82, 1602608), (112, 1173338), (164, 801304), (224, 586669), (287, 457888), (328, 400652), (349, 376544), (574, 228944), (656, 200326), (698, 188272), (1148, 114472), (1312, 100163), (1396, 94136), (1681, 78176), (2296, 57236), (2443, 53792), (2792, 47068), (3362, 39088), (4592, 28618), (4886, 26896), (5584, 23534), (6724, 19544), (9184, 14309), (9772, 13448), (11168, 11767)]