28700964

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2089

約数の個数: 72

約数和(自身を含む): 80196480

約数和(自身を除く): 51495516

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 92, 102, 138, 153, 204, 207, 276, 306, 391, 414, 612, 782, 828, 1173, 1564, 2039, 2346, 3519, 4078, 4692, 6117, 7038, 8156, 12234, 14076, 18351, 24468, 34663, 36702, 46897, 69326, 73404, 93794, 103989, 138652, 140691, 187588, 207978, 281382, 311967, 415956, 422073, 562764, 623934, 797249, 844146, 1247868, 1594498, 1688292, 2391747, 3188996, 4783494, 7175241, 9566988, 14350482, 28700964]

約数ペア:

[(1, 28700964), (2, 14350482), (3, 9566988), (4, 7175241), (6, 4783494), (9, 3188996), (12, 2391747), (17, 1688292), (18, 1594498), (23, 1247868), (34, 844146), (36, 797249), (46, 623934), (51, 562764), (68, 422073), (69, 415956), (92, 311967), (102, 281382), (138, 207978), (153, 187588), (204, 140691), (207, 138652), (276, 103989), (306, 93794), (391, 73404), (414, 69326), (612, 46897), (782, 36702), (828, 34663), (1173, 24468), (1564, 18351), (2039, 14076), (2346, 12234), (3519, 8156), (4078, 7038), (4692, 6117)]