28677708

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 78466752

約数和(自身を除く): 49789044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 799, 846, 997, 1598, 1692, 1994, 2397, 2991, 3196, 3988, 4794, 5982, 7191, 8973, 9588, 11964, 14382, 16949, 17946, 28764, 33898, 35892, 46859, 50847, 67796, 93718, 101694, 140577, 152541, 187436, 203388, 281154, 305082, 421731, 562308, 610164, 796603, 843462, 1593206, 1686924, 2389809, 3186412, 4779618, 7169427, 9559236, 14338854, 28677708]

約数ペア:

[(1, 28677708), (2, 14338854), (3, 9559236), (4, 7169427), (6, 4779618), (9, 3186412), (12, 2389809), (17, 1686924), (18, 1593206), (34, 843462), (36, 796603), (47, 610164), (51, 562308), (68, 421731), (94, 305082), (102, 281154), (141, 203388), (153, 187436), (188, 152541), (204, 140577), (282, 101694), (306, 93718), (423, 67796), (564, 50847), (612, 46859), (799, 35892), (846, 33898), (997, 28764), (1598, 17946), (1692, 16949), (1994, 14382), (2397, 11964), (2991, 9588), (3196, 8973), (3988, 7191), (4794, 5982)]