31388136

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2719}}^1$

素因数の和:2778

約数の個数: 64

約数和(自身を含む): 86822400

約数和(自身を除く): 55434264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1924, 2719, 2886, 3848, 5438, 5772, 8157, 10876, 11544, 16314, 21752, 32628, 35347, 65256, 70694, 100603, 106041, 141388, 201206, 212082, 282776, 301809, 402412, 424164, 603618, 804824, 848328, 1207236, 1307839, 2414472, 2615678, 3923517, 5231356, 7847034, 10462712, 15694068, 31388136]

約数ペア:

[(1, 31388136), (2, 15694068), (3, 10462712), (4, 7847034), (6, 5231356), (8, 3923517), (12, 2615678), (13, 2414472), (24, 1307839), (26, 1207236), (37, 848328), (39, 804824), (52, 603618), (74, 424164), (78, 402412), (104, 301809), (111, 282776), (148, 212082), (156, 201206), (222, 141388), (296, 106041), (312, 100603), (444, 70694), (481, 65256), (888, 35347), (962, 32628), (1443, 21752), (1924, 16314), (2719, 11544), (2886, 10876), (3848, 8157), (5438, 5772)]